Home / 24,898.56-34,358.40-13,720.56

Finding the Fourth Proportional to 24,898.56, 34,358.40 and 13,720.56

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Solution

The fourth proportional to 24,898.56, 34,358.40 and 13,720.56 is: 18,933.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,898.56 : 34,358.40 = 13,720.56 : x
  2. Step 2: Convert to fraction form
    24,898.56/34,358.40 = 13,720.56/x
  3. Step 3: Cross multiply
    24,898.56x = 34,358.40 × 13,720.56
  4. Step 4: Simplify right side
    24,898.56x = 471,416,488.70
  5. Step 5: Solve for x
    x = 471,416,488.70/24,898.56
  6. Step 6: Final answer
    x = 18,933.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.