Home / 19,604.64-29,381.28-9,073.36

Finding the Fourth Proportional to 19,604.64, 29,381.28 and 9,073.36

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Solution

The fourth proportional to 19,604.64, 29,381.28 and 9,073.36 is: 13,598.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,604.64 : 29,381.28 = 9,073.36 : x
  2. Step 2: Convert to fraction form
    19,604.64/29,381.28 = 9,073.36/x
  3. Step 3: Cross multiply
    19,604.64x = 29,381.28 × 9,073.36
  4. Step 4: Simplify right side
    19,604.64x = 266,586,930.70
  5. Step 5: Solve for x
    x = 266,586,930.70/19,604.64
  6. Step 6: Final answer
    x = 13,598.15

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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.