Home / 14,385.89-21,572.96-5,023.91

Finding the Fourth Proportional to 14,385.89, 21,572.96 and 5,023.91

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Solution

The fourth proportional to 14,385.89, 21,572.96 and 5,023.91 is: 7,533.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385.89 : 21,572.96 = 5,023.91 : x
  2. Step 2: Convert to fraction form
    14,385.89/21,572.96 = 5,023.91/x
  3. Step 3: Cross multiply
    14,385.89x = 21,572.96 × 5,023.91
  4. Step 4: Simplify right side
    14,385.89x = 108,380,476.49
  5. Step 5: Solve for x
    x = 108,380,476.49/14,385.89
  6. Step 6: Final answer
    x = 7,533.81

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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.