Home / 17,618.40-26,427.60-5,930.40

Finding the Fourth Proportional to 17,618.40, 26,427.60 and 5,930.40

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Solution

The fourth proportional to 17,618.40, 26,427.60 and 5,930.40 is: 8,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.40 : 26,427.60 = 5,930.40 : x
  2. Step 2: Convert to fraction form
    17,618.40/26,427.60 = 5,930.40/x
  3. Step 3: Cross multiply
    17,618.40x = 26,427.60 × 5,930.40
  4. Step 4: Simplify right side
    17,618.40x = 156,726,239.04
  5. Step 5: Solve for x
    x = 156,726,239.04/17,618.40
  6. Step 6: Final answer
    x = 8,895.60

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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.