Home / 40,934.91-56,459.95-28,192.14

Finding the Fourth Proportional to 40,934.91, 56,459.95 and 28,192.14

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Solution

The fourth proportional to 40,934.91, 56,459.95 and 28,192.14 is: 38,884.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,934.91 : 56,459.95 = 28,192.14 : x
  2. Step 2: Convert to fraction form
    40,934.91/56,459.95 = 28,192.14/x
  3. Step 3: Cross multiply
    40,934.91x = 56,459.95 × 28,192.14
  4. Step 4: Simplify right side
    40,934.91x = 1,591,726,744.31
  5. Step 5: Solve for x
    x = 1,591,726,744.31/40,934.91
  6. Step 6: Final answer
    x = 38,884.33

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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.