Home / 52,147.10-71,963.34-28,274.14

Finding the Fourth Proportional to 52,147.10, 71,963.34 and 28,274.14

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Solution

The fourth proportional to 52,147.10, 71,963.34 and 28,274.14 is: 39,018.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,147.10 : 71,963.34 = 28,274.14 : x
  2. Step 2: Convert to fraction form
    52,147.10/71,963.34 = 28,274.14/x
  3. Step 3: Cross multiply
    52,147.10x = 71,963.34 × 28,274.14
  4. Step 4: Simplify right side
    52,147.10x = 2,034,701,550.03
  5. Step 5: Solve for x
    x = 2,034,701,550.03/52,147.10
  6. Step 6: Final answer
    x = 39,018.50

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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.