Home / 24,933.12-34,403.04-15,363.78

Finding the Fourth Proportional to 24,933.12, 34,403.04 and 15,363.78

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Solution

The fourth proportional to 24,933.12, 34,403.04 and 15,363.78 is: 21,199.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,933.12 : 34,403.04 = 15,363.78 : x
  2. Step 2: Convert to fraction form
    24,933.12/34,403.04 = 15,363.78/x
  3. Step 3: Cross multiply
    24,933.12x = 34,403.04 × 15,363.78
  4. Step 4: Simplify right side
    24,933.12x = 528,560,737.89
  5. Step 5: Solve for x
    x = 528,560,737.89/24,933.12
  6. Step 6: Final answer
    x = 21,199.14

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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.