Home / 14,381.62-21,572.30-3,707.93

Finding the Fourth Proportional to 14,381.62, 21,572.30 and 3,707.93

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Solution

The fourth proportional to 14,381.62, 21,572.30 and 3,707.93 is: 5,561.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381.62 : 21,572.30 = 3,707.93 : x
  2. Step 2: Convert to fraction form
    14,381.62/21,572.30 = 3,707.93/x
  3. Step 3: Cross multiply
    14,381.62x = 21,572.30 × 3,707.93
  4. Step 4: Simplify right side
    14,381.62x = 79,988,641.54
  5. Step 5: Solve for x
    x = 79,988,641.54/14,381.62
  6. Step 6: Final answer
    x = 5,561.87

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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.