Home / 13,294.59-18,349.20-7,633.17

Finding the Fourth Proportional to 13,294.59, 18,349.20 and 7,633.17

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Solution

The fourth proportional to 13,294.59, 18,349.20 and 7,633.17 is: 10,535.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294.59 : 18,349.20 = 7,633.17 : x
  2. Step 2: Convert to fraction form
    13,294.59/18,349.20 = 7,633.17/x
  3. Step 3: Cross multiply
    13,294.59x = 18,349.20 × 7,633.17
  4. Step 4: Simplify right side
    13,294.59x = 140,062,562.96
  5. Step 5: Solve for x
    x = 140,062,562.96/13,294.59
  6. Step 6: Final answer
    x = 10,535.31

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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.