Home / 39,256.91-58,849.72-14,279.30

Finding the Fourth Proportional to 39,256.91, 58,849.72 and 14,279.30

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Solution

The fourth proportional to 39,256.91, 58,849.72 and 14,279.30 is: 21,405.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,256.91 : 58,849.72 = 14,279.30 : x
  2. Step 2: Convert to fraction form
    39,256.91/58,849.72 = 14,279.30/x
  3. Step 3: Cross multiply
    39,256.91x = 58,849.72 × 14,279.30
  4. Step 4: Simplify right side
    39,256.91x = 840,332,512.55
  5. Step 5: Solve for x
    x = 840,332,512.55/39,256.91
  6. Step 6: Final answer
    x = 21,405.98

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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.