Home / 40,344.28-55,677.16-22,439.62

Finding the Fourth Proportional to 40,344.28, 55,677.16 and 22,439.62

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Solution

The fourth proportional to 40,344.28, 55,677.16 and 22,439.62 is: 30,967.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,344.28 : 55,677.16 = 22,439.62 : x
  2. Step 2: Convert to fraction form
    40,344.28/55,677.16 = 22,439.62/x
  3. Step 3: Cross multiply
    40,344.28x = 55,677.16 × 22,439.62
  4. Step 4: Simplify right side
    40,344.28x = 1,249,374,313.08
  5. Step 5: Solve for x
    x = 1,249,374,313.08/40,344.28
  6. Step 6: Final answer
    x = 30,967.82

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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.