Home / 51,604.32-71,214.48-28,944.12

Finding the Fourth Proportional to 51,604.32, 71,214.48 and 28,944.12

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Solution

The fourth proportional to 51,604.32, 71,214.48 and 28,944.12 is: 39,943.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,604.32 : 71,214.48 = 28,944.12 : x
  2. Step 2: Convert to fraction form
    51,604.32/71,214.48 = 28,944.12/x
  3. Step 3: Cross multiply
    51,604.32x = 71,214.48 × 28,944.12
  4. Step 4: Simplify right side
    51,604.32x = 2,061,240,454.86
  5. Step 5: Solve for x
    x = 2,061,240,454.86/51,604.32
  6. Step 6: Final answer
    x = 39,943.18

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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.