Home / 25,841.22-38,756.79-7,116.45

Finding the Fourth Proportional to 25,841.22, 38,756.79 and 7,116.45

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Solution

The fourth proportional to 25,841.22, 38,756.79 and 7,116.45 is: 10,673.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,841.22 : 38,756.79 = 7,116.45 : x
  2. Step 2: Convert to fraction form
    25,841.22/38,756.79 = 7,116.45/x
  3. Step 3: Cross multiply
    25,841.22x = 38,756.79 × 7,116.45
  4. Step 4: Simplify right side
    25,841.22x = 275,810,758.20
  5. Step 5: Solve for x
    x = 275,810,758.20/25,841.22
  6. Step 6: Final answer
    x = 10,673.29

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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.