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Finding the Fourth Proportional to 17,617.52, 26,417.88 and 5,927.60

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Solution

The fourth proportional to 17,617.52, 26,417.88 and 5,927.60 is: 8,888.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,617.52 : 26,417.88 = 5,927.60 : x
  2. Step 2: Convert to fraction form
    17,617.52/26,417.88 = 5,927.60/x
  3. Step 3: Cross multiply
    17,617.52x = 26,417.88 × 5,927.60
  4. Step 4: Simplify right side
    17,617.52x = 156,594,625.49
  5. Step 5: Solve for x
    x = 156,594,625.49/17,617.52
  6. Step 6: Final answer
    x = 8,888.57

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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.