Home / 47,030.76-64,903.68-26,890.92

Finding the Fourth Proportional to 47,030.76, 64,903.68 and 26,890.92

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Solution

The fourth proportional to 47,030.76, 64,903.68 and 26,890.92 is: 37,110.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,030.76 : 64,903.68 = 26,890.92 : x
  2. Step 2: Convert to fraction form
    47,030.76/64,903.68 = 26,890.92/x
  3. Step 3: Cross multiply
    47,030.76x = 64,903.68 × 26,890.92
  4. Step 4: Simplify right side
    47,030.76x = 1,745,319,666.59
  5. Step 5: Solve for x
    x = 1,745,319,666.59/47,030.76
  6. Step 6: Final answer
    x = 37,110.17

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Half scale
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Double scale
Find fourth proportional to 47,031.76, 64,905.06 and 26,891.92
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.