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Finding the Fourth Proportional to 17,761.68, 26,642.88 and 6,088.32

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Solution

The fourth proportional to 17,761.68, 26,642.88 and 6,088.32 is: 9,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,761.68 : 26,642.88 = 6,088.32 : x
  2. Step 2: Convert to fraction form
    17,761.68/26,642.88 = 6,088.32/x
  3. Step 3: Cross multiply
    17,761.68x = 26,642.88 × 6,088.32
  4. Step 4: Simplify right side
    17,761.68x = 162,210,379.16
  5. Step 5: Solve for x
    x = 162,210,379.16/17,761.68
  6. Step 6: Final answer
    x = 9,132.60

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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.