Home / 22,647.18-33,937.96-12,765.43

Finding the Fourth Proportional to 22,647.18, 33,937.96 and 12,765.43

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Solution

The fourth proportional to 22,647.18, 33,937.96 and 12,765.43 is: 19,129.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,647.18 : 33,937.96 = 12,765.43 : x
  2. Step 2: Convert to fraction form
    22,647.18/33,937.96 = 12,765.43/x
  3. Step 3: Cross multiply
    22,647.18x = 33,937.96 × 12,765.43
  4. Step 4: Simplify right side
    22,647.18x = 433,232,535.96
  5. Step 5: Solve for x
    x = 433,232,535.96/22,647.18
  6. Step 6: Final answer
    x = 19,129.65

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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.