Home / 39,101.70-58,655.28-15,728.24

Finding the Fourth Proportional to 39,101.70, 58,655.28 and 15,728.24

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Solution

The fourth proportional to 39,101.70, 58,655.28 and 15,728.24 is: 23,593.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,101.70 : 58,655.28 = 15,728.24 : x
  2. Step 2: Convert to fraction form
    39,101.70/58,655.28 = 15,728.24/x
  3. Step 3: Cross multiply
    39,101.70x = 58,655.28 × 15,728.24
  4. Step 4: Simplify right side
    39,101.70x = 922,544,321.11
  5. Step 5: Solve for x
    x = 922,544,321.11/39,101.70
  6. Step 6: Final answer
    x = 23,593.46

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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.