Home / 15,767.68-23,648.88-5,770.36

Finding the Fourth Proportional to 15,767.68, 23,648.88 and 5,770.36

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Solution

The fourth proportional to 15,767.68, 23,648.88 and 5,770.36 is: 8,654.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,767.68 : 23,648.88 = 5,770.36 : x
  2. Step 2: Convert to fraction form
    15,767.68/23,648.88 = 5,770.36/x
  3. Step 3: Cross multiply
    15,767.68x = 23,648.88 × 5,770.36
  4. Step 4: Simplify right side
    15,767.68x = 136,462,551.20
  5. Step 5: Solve for x
    x = 136,462,551.20/15,767.68
  6. Step 6: Final answer
    x = 8,654.57

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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.