Home / 39,172.32-58,743.18-14,204.88

Finding the Fourth Proportional to 39,172.32, 58,743.18 and 14,204.88

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Solution

The fourth proportional to 39,172.32, 58,743.18 and 14,204.88 is: 21,301.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,172.32 : 58,743.18 = 14,204.88 : x
  2. Step 2: Convert to fraction form
    39,172.32/58,743.18 = 14,204.88/x
  3. Step 3: Cross multiply
    39,172.32x = 58,743.18 × 14,204.88
  4. Step 4: Simplify right side
    39,172.32x = 834,439,822.72
  5. Step 5: Solve for x
    x = 834,439,822.72/39,172.32
  6. Step 6: Final answer
    x = 21,301.77

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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.