Home / 38,188.88-52,708.20-22,275.84

Finding the Fourth Proportional to 38,188.88, 52,708.20 and 22,275.84

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Solution

The fourth proportional to 38,188.88, 52,708.20 and 22,275.84 is: 30,745.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,188.88 : 52,708.20 = 22,275.84 : x
  2. Step 2: Convert to fraction form
    38,188.88/52,708.20 = 22,275.84/x
  3. Step 3: Cross multiply
    38,188.88x = 52,708.20 × 22,275.84
  4. Step 4: Simplify right side
    38,188.88x = 1,174,119,429.89
  5. Step 5: Solve for x
    x = 1,174,119,429.89/38,188.88
  6. Step 6: Final answer
    x = 30,745.06

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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.