Home / 23,361.18-35,042.13-7,778.82

Finding the Fourth Proportional to 23,361.18, 35,042.13 and 7,778.82

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Solution

The fourth proportional to 23,361.18, 35,042.13 and 7,778.82 is: 11,668.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,361.18 : 35,042.13 = 7,778.82 : x
  2. Step 2: Convert to fraction form
    23,361.18/35,042.13 = 7,778.82/x
  3. Step 3: Cross multiply
    23,361.18x = 35,042.13 × 7,778.82
  4. Step 4: Simplify right side
    23,361.18x = 272,586,421.69
  5. Step 5: Solve for x
    x = 272,586,421.69/23,361.18
  6. Step 6: Final answer
    x = 11,668.35

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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.