Home / 34,352.10-51,530.55-13,572.90

Finding the Fourth Proportional to 34,352.10, 51,530.55 and 13,572.90

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Solution

The fourth proportional to 34,352.10, 51,530.55 and 13,572.90 is: 20,360.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,352.10 : 51,530.55 = 13,572.90 : x
  2. Step 2: Convert to fraction form
    34,352.10/51,530.55 = 13,572.90/x
  3. Step 3: Cross multiply
    34,352.10x = 51,530.55 × 13,572.90
  4. Step 4: Simplify right side
    34,352.10x = 699,419,002.10
  5. Step 5: Solve for x
    x = 699,419,002.10/34,352.10
  6. Step 6: Final answer
    x = 20,360.30

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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.