Home / 28,156.62-38,885.22-24,361.57

Finding the Fourth Proportional to 28,156.62, 38,885.22 and 24,361.57

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Solution

The fourth proportional to 28,156.62, 38,885.22 and 24,361.57 is: 33,644.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,156.62 : 38,885.22 = 24,361.57 : x
  2. Step 2: Convert to fraction form
    28,156.62/38,885.22 = 24,361.57/x
  3. Step 3: Cross multiply
    28,156.62x = 38,885.22 × 24,361.57
  4. Step 4: Simplify right side
    28,156.62x = 947,304,911.78
  5. Step 5: Solve for x
    x = 947,304,911.78/28,156.62
  6. Step 6: Final answer
    x = 33,644.13

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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.