Home / 39,331.56-58,981.68-14,365.92

Finding the Fourth Proportional to 39,331.56, 58,981.68 and 14,365.92

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Solution

The fourth proportional to 39,331.56, 58,981.68 and 14,365.92 is: 21,543.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,331.56 : 58,981.68 = 14,365.92 : x
  2. Step 2: Convert to fraction form
    39,331.56/58,981.68 = 14,365.92/x
  3. Step 3: Cross multiply
    39,331.56x = 58,981.68 × 14,365.92
  4. Step 4: Simplify right side
    39,331.56x = 847,326,096.35
  5. Step 5: Solve for x
    x = 847,326,096.35/39,331.56
  6. Step 6: Final answer
    x = 21,543.16

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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.