Home / 15,645.20-23,466.34-5,257.04

Finding the Fourth Proportional to 15,645.20, 23,466.34 and 5,257.04

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Solution

The fourth proportional to 15,645.20, 23,466.34 and 5,257.04 is: 7,885.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,645.20 : 23,466.34 = 5,257.04 : x
  2. Step 2: Convert to fraction form
    15,645.20/23,466.34 = 5,257.04/x
  3. Step 3: Cross multiply
    15,645.20x = 23,466.34 × 5,257.04
  4. Step 4: Simplify right side
    15,645.20x = 123,363,488.03
  5. Step 5: Solve for x
    x = 123,363,488.03/15,645.20
  6. Step 6: Final answer
    x = 7,885.07

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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.