Home / 39,270.23-54,193.86-22,275.62

Finding the Fourth Proportional to 39,270.23, 54,193.86 and 22,275.62

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Solution

The fourth proportional to 39,270.23, 54,193.86 and 22,275.62 is: 30,740.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,270.23 : 54,193.86 = 22,275.62 : x
  2. Step 2: Convert to fraction form
    39,270.23/54,193.86 = 22,275.62/x
  3. Step 3: Cross multiply
    39,270.23x = 54,193.86 × 22,275.62
  4. Step 4: Simplify right side
    39,270.23x = 1,207,201,974.82
  5. Step 5: Solve for x
    x = 1,207,201,974.82/39,270.23
  6. Step 6: Final answer
    x = 30,740.89

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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.