Home / 29,218.16-40,319.70-16,471.46

Finding the Fourth Proportional to 29,218.16, 40,319.70 and 16,471.46

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Solution

The fourth proportional to 29,218.16, 40,319.70 and 16,471.46 is: 22,729.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,218.16 : 40,319.70 = 16,471.46 : x
  2. Step 2: Convert to fraction form
    29,218.16/40,319.70 = 16,471.46/x
  3. Step 3: Cross multiply
    29,218.16x = 40,319.70 × 16,471.46
  4. Step 4: Simplify right side
    29,218.16x = 664,124,325.76
  5. Step 5: Solve for x
    x = 664,124,325.76/29,218.16
  6. Step 6: Final answer
    x = 22,729.85

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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.