Home / 51,830.15-71,522.64-29,170.08

Finding the Fourth Proportional to 51,830.15, 71,522.64 and 29,170.08

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Solution

The fourth proportional to 51,830.15, 71,522.64 and 29,170.08 is: 40,253.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,830.15 : 71,522.64 = 29,170.08 : x
  2. Step 2: Convert to fraction form
    51,830.15/71,522.64 = 29,170.08/x
  3. Step 3: Cross multiply
    51,830.15x = 71,522.64 × 29,170.08
  4. Step 4: Simplify right side
    51,830.15x = 2,086,321,130.61
  5. Step 5: Solve for x
    x = 2,086,321,130.61/51,830.15
  6. Step 6: Final answer
    x = 40,253.04

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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.