Home / 42,905.52-59,166.96-26,128.08

Finding the Fourth Proportional to 42,905.52, 59,166.96 and 26,128.08

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Solution

The fourth proportional to 42,905.52, 59,166.96 and 26,128.08 is: 36,030.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,905.52 : 59,166.96 = 26,128.08 : x
  2. Step 2: Convert to fraction form
    42,905.52/59,166.96 = 26,128.08/x
  3. Step 3: Cross multiply
    42,905.52x = 59,166.96 × 26,128.08
  4. Step 4: Simplify right side
    42,905.52x = 1,545,919,064.24
  5. Step 5: Solve for x
    x = 1,545,919,064.24/42,905.52
  6. Step 6: Final answer
    x = 36,030.77

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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.