Home / 40,387.67-55,730.97-23,397.39

Finding the Fourth Proportional to 40,387.67, 55,730.97 and 23,397.39

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Solution

The fourth proportional to 40,387.67, 55,730.97 and 23,397.39 is: 32,286.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,387.67 : 55,730.97 = 23,397.39 : x
  2. Step 2: Convert to fraction form
    40,387.67/55,730.97 = 23,397.39/x
  3. Step 3: Cross multiply
    40,387.67x = 55,730.97 × 23,397.39
  4. Step 4: Simplify right side
    40,387.67x = 1,303,959,240.17
  5. Step 5: Solve for x
    x = 1,303,959,240.17/40,387.67
  6. Step 6: Final answer
    x = 32,286.07

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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.