Home / 22,749.12-34,123.68-9,603.36

Finding the Fourth Proportional to 22,749.12, 34,123.68 and 9,603.36

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Solution

The fourth proportional to 22,749.12, 34,123.68 and 9,603.36 is: 14,405.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,749.12 : 34,123.68 = 9,603.36 : x
  2. Step 2: Convert to fraction form
    22,749.12/34,123.68 = 9,603.36/x
  3. Step 3: Cross multiply
    22,749.12x = 34,123.68 × 9,603.36
  4. Step 4: Simplify right side
    22,749.12x = 327,701,983.56
  5. Step 5: Solve for x
    x = 327,701,983.56/22,749.12
  6. Step 6: Final answer
    x = 14,405.04

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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.