Home / 29,880.12-44,826.90-9,105.72

Finding the Fourth Proportional to 29,880.12, 44,826.90 and 9,105.72

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Solution

The fourth proportional to 29,880.12, 44,826.90 and 9,105.72 is: 13,660.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,880.12 : 44,826.90 = 9,105.72 : x
  2. Step 2: Convert to fraction form
    29,880.12/44,826.90 = 9,105.72/x
  3. Step 3: Cross multiply
    29,880.12x = 44,826.90 × 9,105.72
  4. Step 4: Simplify right side
    29,880.12x = 408,181,199.87
  5. Step 5: Solve for x
    x = 408,181,199.87/29,880.12
  6. Step 6: Final answer
    x = 13,660.63

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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.