Home / 48,314.06-66,657.70-31,331.53

Finding the Fourth Proportional to 48,314.06, 66,657.70 and 31,331.53

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Solution

The fourth proportional to 48,314.06, 66,657.70 and 31,331.53 is: 43,227.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,314.06 : 66,657.70 = 31,331.53 : x
  2. Step 2: Convert to fraction form
    48,314.06/66,657.70 = 31,331.53/x
  3. Step 3: Cross multiply
    48,314.06x = 66,657.70 × 31,331.53
  4. Step 4: Simplify right side
    48,314.06x = 2,088,487,727.28
  5. Step 5: Solve for x
    x = 2,088,487,727.28/48,314.06
  6. Step 6: Final answer
    x = 43,227.33

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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.