Home / 34,078.39-47,001.53-22,145.56

Finding the Fourth Proportional to 34,078.39, 47,001.53 and 22,145.56

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Solution

The fourth proportional to 34,078.39, 47,001.53 and 22,145.56 is: 30,543.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,078.39 : 47,001.53 = 22,145.56 : x
  2. Step 2: Convert to fraction form
    34,078.39/47,001.53 = 22,145.56/x
  3. Step 3: Cross multiply
    34,078.39x = 47,001.53 × 22,145.56
  4. Step 4: Simplify right side
    34,078.39x = 1,040,875,140.57
  5. Step 5: Solve for x
    x = 1,040,875,140.57/34,078.39
  6. Step 6: Final answer
    x = 30,543.56

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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.