Home / 51,993.13-71,750.17-28,119.75

Finding the Fourth Proportional to 51,993.13, 71,750.17 and 28,119.75

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Solution

The fourth proportional to 51,993.13, 71,750.17 and 28,119.75 is: 38,805.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,993.13 : 71,750.17 = 28,119.75 : x
  2. Step 2: Convert to fraction form
    51,993.13/71,750.17 = 28,119.75/x
  3. Step 3: Cross multiply
    51,993.13x = 71,750.17 × 28,119.75
  4. Step 4: Simplify right side
    51,993.13x = 2,017,596,842.86
  5. Step 5: Solve for x
    x = 2,017,596,842.86/51,993.13
  6. Step 6: Final answer
    x = 38,805.07

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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.