Home / 14,490.56-21,737.10-4,102.40

Finding the Fourth Proportional to 14,490.56, 21,737.10 and 4,102.40

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Solution

The fourth proportional to 14,490.56, 21,737.10 and 4,102.40 is: 6,153.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490.56 : 21,737.10 = 4,102.40 : x
  2. Step 2: Convert to fraction form
    14,490.56/21,737.10 = 4,102.40/x
  3. Step 3: Cross multiply
    14,490.56x = 21,737.10 × 4,102.40
  4. Step 4: Simplify right side
    14,490.56x = 89,174,279.04
  5. Step 5: Solve for x
    x = 89,174,279.04/14,490.56
  6. Step 6: Final answer
    x = 6,153.96

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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.