Home / 15,250.22-22,881.70-5,390.48

Finding the Fourth Proportional to 15,250.22, 22,881.70 and 5,390.48

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Solution

The fourth proportional to 15,250.22, 22,881.70 and 5,390.48 is: 8,087.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,250.22 : 22,881.70 = 5,390.48 : x
  2. Step 2: Convert to fraction form
    15,250.22/22,881.70 = 5,390.48/x
  3. Step 3: Cross multiply
    15,250.22x = 22,881.70 × 5,390.48
  4. Step 4: Simplify right side
    15,250.22x = 123,343,346.22
  5. Step 5: Solve for x
    x = 123,343,346.22/15,250.22
  6. Step 6: Final answer
    x = 8,087.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.