Home / 14,242.52-21,363.83-4,381.73

Finding the Fourth Proportional to 14,242.52, 21,363.83 and 4,381.73

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Solution

The fourth proportional to 14,242.52, 21,363.83 and 4,381.73 is: 6,572.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242.52 : 21,363.83 = 4,381.73 : x
  2. Step 2: Convert to fraction form
    14,242.52/21,363.83 = 4,381.73/x
  3. Step 3: Cross multiply
    14,242.52x = 21,363.83 × 4,381.73
  4. Step 4: Simplify right side
    14,242.52x = 93,610,406.10
  5. Step 5: Solve for x
    x = 93,610,406.10/14,242.52
  6. Step 6: Final answer
    x = 6,572.60

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1.5x scale

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.