Home / 47,865.76-66,054-26,646.88

Finding the Fourth Proportional to 47,865.76, 66,054 and 26,646.88

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Solution

The fourth proportional to 47,865.76, 66,054 and 26,646.88 is: 36,772.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,865.76 : 66,054 = 26,646.88 : x
  2. Step 2: Convert to fraction form
    47,865.76/66,054 = 26,646.88/x
  3. Step 3: Cross multiply
    47,865.76x = 66,054 × 26,646.88
  4. Step 4: Simplify right side
    47,865.76x = 1,760,133,011.52
  5. Step 5: Solve for x
    x = 1,760,133,011.52/47,865.76
  6. Step 6: Final answer
    x = 36,772.28

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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.