Home / 24,789.13-34,208.86-13,458.53

Finding the Fourth Proportional to 24,789.13, 34,208.86 and 13,458.53

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Solution

The fourth proportional to 24,789.13, 34,208.86 and 13,458.53 is: 18,572.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,789.13 : 34,208.86 = 13,458.53 : x
  2. Step 2: Convert to fraction form
    24,789.13/34,208.86 = 13,458.53/x
  3. Step 3: Cross multiply
    24,789.13x = 34,208.86 × 13,458.53
  4. Step 4: Simplify right side
    24,789.13x = 460,401,020.45
  5. Step 5: Solve for x
    x = 460,401,020.45/24,789.13
  6. Step 6: Final answer
    x = 18,572.70

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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.