Home / 50,376.26-75,515.13-18,763.16

Finding the Fourth Proportional to 50,376.26, 75,515.13 and 18,763.16

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Solution

The fourth proportional to 50,376.26, 75,515.13 and 18,763.16 is: 28,126.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,376.26 : 75,515.13 = 18,763.16 : x
  2. Step 2: Convert to fraction form
    50,376.26/75,515.13 = 18,763.16/x
  3. Step 3: Cross multiply
    50,376.26x = 75,515.13 × 18,763.16
  4. Step 4: Simplify right side
    50,376.26x = 1,416,902,466.61
  5. Step 5: Solve for x
    x = 1,416,902,466.61/50,376.26
  6. Step 6: Final answer
    x = 28,126.39

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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.