Home / 48,766.32-67,326.53-30,876.66

Finding the Fourth Proportional to 48,766.32, 67,326.53 and 30,876.66

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Solution

The fourth proportional to 48,766.32, 67,326.53 and 30,876.66 is: 42,628.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,766.32 : 67,326.53 = 30,876.66 : x
  2. Step 2: Convert to fraction form
    48,766.32/67,326.53 = 30,876.66/x
  3. Step 3: Cross multiply
    48,766.32x = 67,326.53 × 30,876.66
  4. Step 4: Simplify right side
    48,766.32x = 2,078,818,221.41
  5. Step 5: Solve for x
    x = 2,078,818,221.41/48,766.32
  6. Step 6: Final answer
    x = 42,628.15

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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.