Home / 52,004.27-71,765.55-28,130.45

Finding the Fourth Proportional to 52,004.27, 71,765.55 and 28,130.45

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Solution

The fourth proportional to 52,004.27, 71,765.55 and 28,130.45 is: 38,819.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,004.27 : 71,765.55 = 28,130.45 : x
  2. Step 2: Convert to fraction form
    52,004.27/71,765.55 = 28,130.45/x
  3. Step 3: Cross multiply
    52,004.27x = 71,765.55 × 28,130.45
  4. Step 4: Simplify right side
    52,004.27x = 2,018,796,857.17
  5. Step 5: Solve for x
    x = 2,018,796,857.17/52,004.27
  6. Step 6: Final answer
    x = 38,819.83

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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.