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Finding the Fourth Proportional to 56,612.96, 84,919.34 and 15,059.96

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Solution

The fourth proportional to 56,612.96, 84,919.34 and 15,059.96 is: 22,589.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,612.96 : 84,919.34 = 15,059.96 : x
  2. Step 2: Convert to fraction form
    56,612.96/84,919.34 = 15,059.96/x
  3. Step 3: Cross multiply
    56,612.96x = 84,919.34 × 15,059.96
  4. Step 4: Simplify right side
    56,612.96x = 1,278,881,863.63
  5. Step 5: Solve for x
    x = 1,278,881,863.63/56,612.96
  6. Step 6: Final answer
    x = 22,589.91

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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.