Home / 11,560.93-17,341.49-9,108.86

Finding the Fourth Proportional to 11,560.93, 17,341.49 and 9,108.86

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Solution

The fourth proportional to 11,560.93, 17,341.49 and 9,108.86 is: 13,663.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.93 : 17,341.49 = 9,108.86 : x
  2. Step 2: Convert to fraction form
    11,560.93/17,341.49 = 9,108.86/x
  3. Step 3: Cross multiply
    11,560.93x = 17,341.49 × 9,108.86
  4. Step 4: Simplify right side
    11,560.93x = 157,961,140.67
  5. Step 5: Solve for x
    x = 157,961,140.67/11,560.93
  6. Step 6: Final answer
    x = 13,663.36

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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.