Home / 39,399.28-59,081.64-14,758

Finding the Fourth Proportional to 39,399.28, 59,081.64 and 14,758

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Solution

The fourth proportional to 39,399.28, 59,081.64 and 14,758 is: 22,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,399.28 : 59,081.64 = 14,758 : x
  2. Step 2: Convert to fraction form
    39,399.28/59,081.64 = 14,758/x
  3. Step 3: Cross multiply
    39,399.28x = 59,081.64 × 14,758
  4. Step 4: Simplify right side
    39,399.28x = 871,926,843.12
  5. Step 5: Solve for x
    x = 871,926,843.12/39,399.28
  6. Step 6: Final answer
    x = 22,130.53

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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.