Home / 39,391.91-59,060.19-14,428.72

Finding the Fourth Proportional to 39,391.91, 59,060.19 and 14,428.72

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Solution

The fourth proportional to 39,391.91, 59,060.19 and 14,428.72 is: 21,632.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,391.91 : 59,060.19 = 14,428.72 : x
  2. Step 2: Convert to fraction form
    39,391.91/59,060.19 = 14,428.72/x
  3. Step 3: Cross multiply
    39,391.91x = 59,060.19 × 14,428.72
  4. Step 4: Simplify right side
    39,391.91x = 852,163,072.59
  5. Step 5: Solve for x
    x = 852,163,072.59/39,391.91
  6. Step 6: Final answer
    x = 21,632.95

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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.