Home / 39,913.20-59,872.32-14,960.16

Finding the Fourth Proportional to 39,913.20, 59,872.32 and 14,960.16

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Solution

The fourth proportional to 39,913.20, 59,872.32 and 14,960.16 is: 22,441.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,913.20 : 59,872.32 = 14,960.16 : x
  2. Step 2: Convert to fraction form
    39,913.20/59,872.32 = 14,960.16/x
  3. Step 3: Cross multiply
    39,913.20x = 59,872.32 × 14,960.16
  4. Step 4: Simplify right side
    39,913.20x = 895,699,486.77
  5. Step 5: Solve for x
    x = 895,699,486.77/39,913.20
  6. Step 6: Final answer
    x = 22,441.18

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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.