Home / 19,559.17-29,343.08-9,165.25

Finding the Fourth Proportional to 19,559.17, 29,343.08 and 9,165.25

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Solution

The fourth proportional to 19,559.17, 29,343.08 and 9,165.25 is: 13,749.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,559.17 : 29,343.08 = 9,165.25 : x
  2. Step 2: Convert to fraction form
    19,559.17/29,343.08 = 9,165.25/x
  3. Step 3: Cross multiply
    19,559.17x = 29,343.08 × 9,165.25
  4. Step 4: Simplify right side
    19,559.17x = 268,936,663.97
  5. Step 5: Solve for x
    x = 268,936,663.97/19,559.17
  6. Step 6: Final answer
    x = 13,749.90

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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.