Home / 39,772.33-59,657.11-10,190.45

Finding the Fourth Proportional to 39,772.33, 59,657.11 and 10,190.45

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Solution

The fourth proportional to 39,772.33, 59,657.11 and 10,190.45 is: 15,285.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,772.33 : 59,657.11 = 10,190.45 : x
  2. Step 2: Convert to fraction form
    39,772.33/59,657.11 = 10,190.45/x
  3. Step 3: Cross multiply
    39,772.33x = 59,657.11 × 10,190.45
  4. Step 4: Simplify right side
    39,772.33x = 607,932,796.60
  5. Step 5: Solve for x
    x = 607,932,796.60/39,772.33
  6. Step 6: Final answer
    x = 15,285.32

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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.