Home / 48,215.54-66,521.96-31,232.79

Finding the Fourth Proportional to 48,215.54, 66,521.96 and 31,232.79

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Solution

The fourth proportional to 48,215.54, 66,521.96 and 31,232.79 is: 43,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,215.54 : 66,521.96 = 31,232.79 : x
  2. Step 2: Convert to fraction form
    48,215.54/66,521.96 = 31,232.79/x
  3. Step 3: Cross multiply
    48,215.54x = 66,521.96 × 31,232.79
  4. Step 4: Simplify right side
    48,215.54x = 2,077,666,250.90
  5. Step 5: Solve for x
    x = 2,077,666,250.90/48,215.54
  6. Step 6: Final answer
    x = 43,091.22

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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.