Home / 48,440.92-66,856.50-28,297.74

Finding the Fourth Proportional to 48,440.92, 66,856.50 and 28,297.74

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Solution

The fourth proportional to 48,440.92, 66,856.50 and 28,297.74 is: 39,055.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,440.92 : 66,856.50 = 28,297.74 : x
  2. Step 2: Convert to fraction form
    48,440.92/66,856.50 = 28,297.74/x
  3. Step 3: Cross multiply
    48,440.92x = 66,856.50 × 28,297.74
  4. Step 4: Simplify right side
    48,440.92x = 1,891,887,854.31
  5. Step 5: Solve for x
    x = 1,891,887,854.31/48,440.92
  6. Step 6: Final answer
    x = 39,055.57

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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.