Home / 57,215.92-78,913.38-34,531.24

Finding the Fourth Proportional to 57,215.92, 78,913.38 and 34,531.24

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Solution

The fourth proportional to 57,215.92, 78,913.38 and 34,531.24 is: 47,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,215.92 : 78,913.38 = 34,531.24 : x
  2. Step 2: Convert to fraction form
    57,215.92/78,913.38 = 34,531.24/x
  3. Step 3: Cross multiply
    57,215.92x = 78,913.38 × 34,531.24
  4. Step 4: Simplify right side
    57,215.92x = 2,724,976,863.99
  5. Step 5: Solve for x
    x = 2,724,976,863.99/57,215.92
  6. Step 6: Final answer
    x = 47,626.20

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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.