Home / 19,381.98-29,073.56-5,342.24

Finding the Fourth Proportional to 19,381.98, 29,073.56 and 5,342.24

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Solution

The fourth proportional to 19,381.98, 29,073.56 and 5,342.24 is: 8,013.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,381.98 : 29,073.56 = 5,342.24 : x
  2. Step 2: Convert to fraction form
    19,381.98/29,073.56 = 5,342.24/x
  3. Step 3: Cross multiply
    19,381.98x = 29,073.56 × 5,342.24
  4. Step 4: Simplify right side
    19,381.98x = 155,317,817.61
  5. Step 5: Solve for x
    x = 155,317,817.61/19,381.98
  6. Step 6: Final answer
    x = 8,013.52

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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.