Home / 40,270.48-55,508.64-27,345.70

Finding the Fourth Proportional to 40,270.48, 55,508.64 and 27,345.70

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Solution

The fourth proportional to 40,270.48, 55,508.64 and 27,345.70 is: 37,693.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,270.48 : 55,508.64 = 27,345.70 : x
  2. Step 2: Convert to fraction form
    40,270.48/55,508.64 = 27,345.70/x
  3. Step 3: Cross multiply
    40,270.48x = 55,508.64 × 27,345.70
  4. Step 4: Simplify right side
    40,270.48x = 1,517,922,616.85
  5. Step 5: Solve for x
    x = 1,517,922,616.85/40,270.48
  6. Step 6: Final answer
    x = 37,693.18

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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.