Home / 57,629.90-86,444.85-15,510.07

Finding the Fourth Proportional to 57,629.90, 86,444.85 and 15,510.07

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Solution

The fourth proportional to 57,629.90, 86,444.85 and 15,510.07 is: 23,265.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,629.90 : 86,444.85 = 15,510.07 : x
  2. Step 2: Convert to fraction form
    57,629.90/86,444.85 = 15,510.07/x
  3. Step 3: Cross multiply
    57,629.90x = 86,444.85 × 15,510.07
  4. Step 4: Simplify right side
    57,629.90x = 1,340,765,753.61
  5. Step 5: Solve for x
    x = 1,340,765,753.61/57,629.90
  6. Step 6: Final answer
    x = 23,265.11

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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.