Home / 39,750.03-54,854.93-21,846.14

Finding the Fourth Proportional to 39,750.03, 54,854.93 and 21,846.14

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Solution

The fourth proportional to 39,750.03, 54,854.93 and 21,846.14 is: 30,147.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,750.03 : 54,854.93 = 21,846.14 : x
  2. Step 2: Convert to fraction form
    39,750.03/54,854.93 = 21,846.14/x
  3. Step 3: Cross multiply
    39,750.03x = 54,854.93 × 21,846.14
  4. Step 4: Simplify right side
    39,750.03x = 1,198,368,480.47
  5. Step 5: Solve for x
    x = 1,198,368,480.47/39,750.03
  6. Step 6: Final answer
    x = 30,147.61

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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.