Home / 40,428.77-60,654.08-22,910.90

Finding the Fourth Proportional to 40,428.77, 60,654.08 and 22,910.90

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Solution

The fourth proportional to 40,428.77, 60,654.08 and 22,910.90 is: 34,372.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,428.77 : 60,654.08 = 22,910.90 : x
  2. Step 2: Convert to fraction form
    40,428.77/60,654.08 = 22,910.90/x
  3. Step 3: Cross multiply
    40,428.77x = 60,654.08 × 22,910.90
  4. Step 4: Simplify right side
    40,428.77x = 1,389,639,315.48
  5. Step 5: Solve for x
    x = 1,389,639,315.48/40,428.77
  6. Step 6: Final answer
    x = 34,372.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.