Home / 24,540.69-36,780.12-13,295.55

Finding the Fourth Proportional to 24,540.69, 36,780.12 and 13,295.55

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Solution

The fourth proportional to 24,540.69, 36,780.12 and 13,295.55 is: 19,926.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,540.69 : 36,780.12 = 13,295.55 : x
  2. Step 2: Convert to fraction form
    24,540.69/36,780.12 = 13,295.55/x
  3. Step 3: Cross multiply
    24,540.69x = 36,780.12 × 13,295.55
  4. Step 4: Simplify right side
    24,540.69x = 489,011,924.47
  5. Step 5: Solve for x
    x = 489,011,924.47/24,540.69
  6. Step 6: Final answer
    x = 19,926.58

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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.