Home / 39,426.07-54,399.85-22,655.83

Finding the Fourth Proportional to 39,426.07, 54,399.85 and 22,655.83

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Solution

The fourth proportional to 39,426.07, 54,399.85 and 22,655.83 is: 31,260.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,426.07 : 54,399.85 = 22,655.83 : x
  2. Step 2: Convert to fraction form
    39,426.07/54,399.85 = 22,655.83/x
  3. Step 3: Cross multiply
    39,426.07x = 54,399.85 × 22,655.83
  4. Step 4: Simplify right side
    39,426.07x = 1,232,473,753.63
  5. Step 5: Solve for x
    x = 1,232,473,753.63/39,426.07
  6. Step 6: Final answer
    x = 31,260.38

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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.