Home / 22,140.82-33,211.10-9,488.72

Finding the Fourth Proportional to 22,140.82, 33,211.10 and 9,488.72

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Solution

The fourth proportional to 22,140.82, 33,211.10 and 9,488.72 is: 14,233.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,140.82 : 33,211.10 = 9,488.72 : x
  2. Step 2: Convert to fraction form
    22,140.82/33,211.10 = 9,488.72/x
  3. Step 3: Cross multiply
    22,140.82x = 33,211.10 × 9,488.72
  4. Step 4: Simplify right side
    22,140.82x = 315,130,828.79
  5. Step 5: Solve for x
    x = 315,130,828.79/22,140.82
  6. Step 6: Final answer
    x = 14,233.02

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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.