Home / 39,655.33-54,727.23-22,659.18

Finding the Fourth Proportional to 39,655.33, 54,727.23 and 22,659.18

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Solution

The fourth proportional to 39,655.33, 54,727.23 and 22,659.18 is: 31,271.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,655.33 : 54,727.23 = 22,659.18 : x
  2. Step 2: Convert to fraction form
    39,655.33/54,727.23 = 22,659.18/x
  3. Step 3: Cross multiply
    39,655.33x = 54,727.23 × 22,659.18
  4. Step 4: Simplify right side
    39,655.33x = 1,240,074,155.47
  5. Step 5: Solve for x
    x = 1,240,074,155.47/39,655.33
  6. Step 6: Final answer
    x = 31,271.31

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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.