Home / 22,282.25-33,424.40-9,125.39

Finding the Fourth Proportional to 22,282.25, 33,424.40 and 9,125.39

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Solution

The fourth proportional to 22,282.25, 33,424.40 and 9,125.39 is: 13,688.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,282.25 : 33,424.40 = 9,125.39 : x
  2. Step 2: Convert to fraction form
    22,282.25/33,424.40 = 9,125.39/x
  3. Step 3: Cross multiply
    22,282.25x = 33,424.40 × 9,125.39
  4. Step 4: Simplify right side
    22,282.25x = 305,010,685.52
  5. Step 5: Solve for x
    x = 305,010,685.52/22,282.25
  6. Step 6: Final answer
    x = 13,688.50

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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.