Home / 29,205.92-40,294.32-16,621.76

Finding the Fourth Proportional to 29,205.92, 40,294.32 and 16,621.76

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Solution

The fourth proportional to 29,205.92, 40,294.32 and 16,621.76 is: 22,932.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,205.92 : 40,294.32 = 16,621.76 : x
  2. Step 2: Convert to fraction form
    29,205.92/40,294.32 = 16,621.76/x
  3. Step 3: Cross multiply
    29,205.92x = 40,294.32 × 16,621.76
  4. Step 4: Simplify right side
    29,205.92x = 669,762,516.40
  5. Step 5: Solve for x
    x = 669,762,516.40/29,205.92
  6. Step 6: Final answer
    x = 22,932.42

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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.