Home / 14,432.13-21,656.70-9,166.92

Finding the Fourth Proportional to 14,432.13, 21,656.70 and 9,166.92

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Solution

The fourth proportional to 14,432.13, 21,656.70 and 9,166.92 is: 13,755.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432.13 : 21,656.70 = 9,166.92 : x
  2. Step 2: Convert to fraction form
    14,432.13/21,656.70 = 9,166.92/x
  3. Step 3: Cross multiply
    14,432.13x = 21,656.70 × 9,166.92
  4. Step 4: Simplify right side
    14,432.13x = 198,525,236.36
  5. Step 5: Solve for x
    x = 198,525,236.36/14,432.13
  6. Step 6: Final answer
    x = 13,755.78

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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.