Home / 39,271.23-54,195.24-22,276.62

Finding the Fourth Proportional to 39,271.23, 54,195.24 and 22,276.62

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Solution

The fourth proportional to 39,271.23, 54,195.24 and 22,276.62 is: 30,742.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,271.23 : 54,195.24 = 22,276.62 : x
  2. Step 2: Convert to fraction form
    39,271.23/54,195.24 = 22,276.62/x
  3. Step 3: Cross multiply
    39,271.23x = 54,195.24 × 22,276.62
  4. Step 4: Simplify right side
    39,271.23x = 1,207,286,767.29
  5. Step 5: Solve for x
    x = 1,207,286,767.29/39,271.23
  6. Step 6: Final answer
    x = 30,742.27

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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.