Home / 41,915.51-62,839.42-13,818.03

Finding the Fourth Proportional to 41,915.51, 62,839.42 and 13,818.03

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Solution

The fourth proportional to 41,915.51, 62,839.42 and 13,818.03 is: 20,715.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,915.51 : 62,839.42 = 13,818.03 : x
  2. Step 2: Convert to fraction form
    41,915.51/62,839.42 = 13,818.03/x
  3. Step 3: Cross multiply
    41,915.51x = 62,839.42 × 13,818.03
  4. Step 4: Simplify right side
    41,915.51x = 868,316,956.20
  5. Step 5: Solve for x
    x = 868,316,956.20/41,915.51
  6. Step 6: Final answer
    x = 20,715.89

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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.