Home / 25,494.47-38,245.60-13,007.69

Finding the Fourth Proportional to 25,494.47, 38,245.60 and 13,007.69

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Solution

The fourth proportional to 25,494.47, 38,245.60 and 13,007.69 is: 19,513.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,494.47 : 38,245.60 = 13,007.69 : x
  2. Step 2: Convert to fraction form
    25,494.47/38,245.60 = 13,007.69/x
  3. Step 3: Cross multiply
    25,494.47x = 38,245.60 × 13,007.69
  4. Step 4: Simplify right side
    25,494.47x = 497,486,908.66
  5. Step 5: Solve for x
    x = 497,486,908.66/25,494.47
  6. Step 6: Final answer
    x = 19,513.52

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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.