Home / 52,084.90-71,881.58-29,428.05

Finding the Fourth Proportional to 52,084.90, 71,881.58 and 29,428.05

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Solution

The fourth proportional to 52,084.90, 71,881.58 and 29,428.05 is: 40,613.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,084.90 : 71,881.58 = 29,428.05 : x
  2. Step 2: Convert to fraction form
    52,084.90/71,881.58 = 29,428.05/x
  3. Step 3: Cross multiply
    52,084.90x = 71,881.58 × 29,428.05
  4. Step 4: Simplify right side
    52,084.90x = 2,115,334,730.32
  5. Step 5: Solve for x
    x = 2,115,334,730.32/52,084.90
  6. Step 6: Final answer
    x = 40,613.21

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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.