Home / 29,618.16-44,439.40-12,089.76

Finding the Fourth Proportional to 29,618.16, 44,439.40 and 12,089.76

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Solution

The fourth proportional to 29,618.16, 44,439.40 and 12,089.76 is: 18,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,618.16 : 44,439.40 = 12,089.76 : x
  2. Step 2: Convert to fraction form
    29,618.16/44,439.40 = 12,089.76/x
  3. Step 3: Cross multiply
    29,618.16x = 44,439.40 × 12,089.76
  4. Step 4: Simplify right side
    29,618.16x = 537,261,680.54
  5. Step 5: Solve for x
    x = 537,261,680.54/29,618.16
  6. Step 6: Final answer
    x = 18,139.60

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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.