Home / 17,561.56-24,234.95-9,603.79

Finding the Fourth Proportional to 17,561.56, 24,234.95 and 9,603.79

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Solution

The fourth proportional to 17,561.56, 24,234.95 and 9,603.79 is: 13,253.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,561.56 : 24,234.95 = 9,603.79 : x
  2. Step 2: Convert to fraction form
    17,561.56/24,234.95 = 9,603.79/x
  3. Step 3: Cross multiply
    17,561.56x = 24,234.95 × 9,603.79
  4. Step 4: Simplify right side
    17,561.56x = 232,747,201.27
  5. Step 5: Solve for x
    x = 232,747,201.27/17,561.56
  6. Step 6: Final answer
    x = 13,253.22

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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.