Home / 22,304.76-30,778.43-13,352.07

Finding the Fourth Proportional to 22,304.76, 30,778.43 and 13,352.07

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Solution

The fourth proportional to 22,304.76, 30,778.43 and 13,352.07 is: 18,424.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,304.76 : 30,778.43 = 13,352.07 : x
  2. Step 2: Convert to fraction form
    22,304.76/30,778.43 = 13,352.07/x
  3. Step 3: Cross multiply
    22,304.76x = 30,778.43 × 13,352.07
  4. Step 4: Simplify right side
    22,304.76x = 410,955,751.85
  5. Step 5: Solve for x
    x = 410,955,751.85/22,304.76
  6. Step 6: Final answer
    x = 18,424.58

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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.