Home / 29,581.28-40,822.16-16,152.54

Finding the Fourth Proportional to 29,581.28, 40,822.16 and 16,152.54

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Solution

The fourth proportional to 29,581.28, 40,822.16 and 16,152.54 is: 22,290.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,581.28 : 40,822.16 = 16,152.54 : x
  2. Step 2: Convert to fraction form
    29,581.28/40,822.16 = 16,152.54/x
  3. Step 3: Cross multiply
    29,581.28x = 40,822.16 × 16,152.54
  4. Step 4: Simplify right side
    29,581.28x = 659,381,574.62
  5. Step 5: Solve for x
    x = 659,381,574.62/29,581.28
  6. Step 6: Final answer
    x = 22,290.50

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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.