Home / 29,929.56-44,896.18-12,400.76

Finding the Fourth Proportional to 29,929.56, 44,896.18 and 12,400.76

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Solution

The fourth proportional to 29,929.56, 44,896.18 and 12,400.76 is: 18,601.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,929.56 : 44,896.18 = 12,400.76 : x
  2. Step 2: Convert to fraction form
    29,929.56/44,896.18 = 12,400.76/x
  3. Step 3: Cross multiply
    29,929.56x = 44,896.18 × 12,400.76
  4. Step 4: Simplify right side
    29,929.56x = 556,746,753.10
  5. Step 5: Solve for x
    x = 556,746,753.10/29,929.56
  6. Step 6: Final answer
    x = 18,601.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.