Home / 13,472.38-20,210.19-4,589.20

Finding the Fourth Proportional to 13,472.38, 20,210.19 and 4,589.20

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Solution

The fourth proportional to 13,472.38, 20,210.19 and 4,589.20 is: 6,884.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472.38 : 20,210.19 = 4,589.20 : x
  2. Step 2: Convert to fraction form
    13,472.38/20,210.19 = 4,589.20/x
  3. Step 3: Cross multiply
    13,472.38x = 20,210.19 × 4,589.20
  4. Step 4: Simplify right side
    13,472.38x = 92,748,603.95
  5. Step 5: Solve for x
    x = 92,748,603.95/13,472.38
  6. Step 6: Final answer
    x = 6,884.35

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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.