Home / 48,002.45-66,243.42-26,781.72

Finding the Fourth Proportional to 48,002.45, 66,243.42 and 26,781.72

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Solution

The fourth proportional to 48,002.45, 66,243.42 and 26,781.72 is: 36,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,002.45 : 66,243.42 = 26,781.72 : x
  2. Step 2: Convert to fraction form
    48,002.45/66,243.42 = 26,781.72/x
  3. Step 3: Cross multiply
    48,002.45x = 66,243.42 × 26,781.72
  4. Step 4: Simplify right side
    48,002.45x = 1,774,112,726.28
  5. Step 5: Solve for x
    x = 1,774,112,726.28/48,002.45
  6. Step 6: Final answer
    x = 36,958.80

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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.