Home / 48,181.06-66,485.18-28,040.61

Finding the Fourth Proportional to 48,181.06, 66,485.18 and 28,040.61

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Solution

The fourth proportional to 48,181.06, 66,485.18 and 28,040.61 is: 38,693.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,181.06 : 66,485.18 = 28,040.61 : x
  2. Step 2: Convert to fraction form
    48,181.06/66,485.18 = 28,040.61/x
  3. Step 3: Cross multiply
    48,181.06x = 66,485.18 × 28,040.61
  4. Step 4: Simplify right side
    48,181.06x = 1,864,285,073.26
  5. Step 5: Solve for x
    x = 1,864,285,073.26/48,181.06
  6. Step 6: Final answer
    x = 38,693.32

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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.