Home / 24,950.78-34,432.14-13,620.29

Finding the Fourth Proportional to 24,950.78, 34,432.14 and 13,620.29

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Solution

The fourth proportional to 24,950.78, 34,432.14 and 13,620.29 is: 18,796.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,950.78 : 34,432.14 = 13,620.29 : x
  2. Step 2: Convert to fraction form
    24,950.78/34,432.14 = 13,620.29/x
  3. Step 3: Cross multiply
    24,950.78x = 34,432.14 × 13,620.29
  4. Step 4: Simplify right side
    24,950.78x = 468,975,611.04
  5. Step 5: Solve for x
    x = 468,975,611.04/24,950.78
  6. Step 6: Final answer
    x = 18,796.03

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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.