Home / 22,531.57-33,775.28-12,541.09

Finding the Fourth Proportional to 22,531.57, 33,775.28 and 12,541.09

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Solution

The fourth proportional to 22,531.57, 33,775.28 and 12,541.09 is: 18,799.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,531.57 : 33,775.28 = 12,541.09 : x
  2. Step 2: Convert to fraction form
    22,531.57/33,775.28 = 12,541.09/x
  3. Step 3: Cross multiply
    22,531.57x = 33,775.28 × 12,541.09
  4. Step 4: Simplify right side
    22,531.57x = 423,578,679.11
  5. Step 5: Solve for x
    x = 423,578,679.11/22,531.57
  6. Step 6: Final answer
    x = 18,799.34

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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.