Home / 29,790.18-44,685.66-12,919.32

Finding the Fourth Proportional to 29,790.18, 44,685.66 and 12,919.32

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Solution

The fourth proportional to 29,790.18, 44,685.66 and 12,919.32 is: 19,379.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,790.18 : 44,685.66 = 12,919.32 : x
  2. Step 2: Convert to fraction form
    29,790.18/44,685.66 = 12,919.32/x
  3. Step 3: Cross multiply
    29,790.18x = 44,685.66 × 12,919.32
  4. Step 4: Simplify right side
    29,790.18x = 577,308,340.95
  5. Step 5: Solve for x
    x = 577,308,340.95/29,790.18
  6. Step 6: Final answer
    x = 19,379.15

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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.