Home / 40,387.83-55,781.87-26,935.71

Finding the Fourth Proportional to 40,387.83, 55,781.87 and 26,935.71

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Solution

The fourth proportional to 40,387.83, 55,781.87 and 26,935.71 is: 37,202.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,387.83 : 55,781.87 = 26,935.71 : x
  2. Step 2: Convert to fraction form
    40,387.83/55,781.87 = 26,935.71/x
  3. Step 3: Cross multiply
    40,387.83x = 55,781.87 × 26,935.71
  4. Step 4: Simplify right side
    40,387.83x = 1,502,523,859.99
  5. Step 5: Solve for x
    x = 1,502,523,859.99/40,387.83
  6. Step 6: Final answer
    x = 37,202.39

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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.