Home / 17,618.60-26,427.72-5,931.74

Finding the Fourth Proportional to 17,618.60, 26,427.72 and 5,931.74

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Solution

The fourth proportional to 17,618.60, 26,427.72 and 5,931.74 is: 8,897.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.60 : 26,427.72 = 5,931.74 : x
  2. Step 2: Convert to fraction form
    17,618.60/26,427.72 = 5,931.74/x
  3. Step 3: Cross multiply
    17,618.60x = 26,427.72 × 5,931.74
  4. Step 4: Simplify right side
    17,618.60x = 156,762,363.83
  5. Step 5: Solve for x
    x = 156,762,363.83/17,618.60
  6. Step 6: Final answer
    x = 8,897.55

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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.