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Finding the Fourth Proportional to 14,417.53, 19,896.13 and 7,793.53

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Solution

The fourth proportional to 14,417.53, 19,896.13 and 7,793.53 is: 10,755.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,417.53 : 19,896.13 = 7,793.53 : x
  2. Step 2: Convert to fraction form
    14,417.53/19,896.13 = 7,793.53/x
  3. Step 3: Cross multiply
    14,417.53x = 19,896.13 × 7,793.53
  4. Step 4: Simplify right side
    14,417.53x = 155,061,086.04
  5. Step 5: Solve for x
    x = 155,061,086.04/14,417.53
  6. Step 6: Final answer
    x = 10,755.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.