Home / 48,081.60-66,344.40-26,859.60

Finding the Fourth Proportional to 48,081.60, 66,344.40 and 26,859.60

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Solution

The fourth proportional to 48,081.60, 66,344.40 and 26,859.60 is: 37,061.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,081.60 : 66,344.40 = 26,859.60 : x
  2. Step 2: Convert to fraction form
    48,081.60/66,344.40 = 26,859.60/x
  3. Step 3: Cross multiply
    48,081.60x = 66,344.40 × 26,859.60
  4. Step 4: Simplify right side
    48,081.60x = 1,781,984,046.24
  5. Step 5: Solve for x
    x = 1,781,984,046.24/48,081.60
  6. Step 6: Final answer
    x = 37,061.66

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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.