Home / 39,559.92-59,321.16-14,591.76

Finding the Fourth Proportional to 39,559.92, 59,321.16 and 14,591.76

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Solution

The fourth proportional to 39,559.92, 59,321.16 and 14,591.76 is: 21,880.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,559.92 : 59,321.16 = 14,591.76 : x
  2. Step 2: Convert to fraction form
    39,559.92/59,321.16 = 14,591.76/x
  3. Step 3: Cross multiply
    39,559.92x = 59,321.16 × 14,591.76
  4. Step 4: Simplify right side
    39,559.92x = 865,600,129.64
  5. Step 5: Solve for x
    x = 865,600,129.64/39,559.92
  6. Step 6: Final answer
    x = 21,880.74

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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.