Home / 21,949.10-32,923.68-8,810.70

Finding the Fourth Proportional to 21,949.10, 32,923.68 and 8,810.70

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Solution

The fourth proportional to 21,949.10, 32,923.68 and 8,810.70 is: 13,216.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,949.10 : 32,923.68 = 8,810.70 : x
  2. Step 2: Convert to fraction form
    21,949.10/32,923.68 = 8,810.70/x
  3. Step 3: Cross multiply
    21,949.10x = 32,923.68 × 8,810.70
  4. Step 4: Simplify right side
    21,949.10x = 290,080,667.38
  5. Step 5: Solve for x
    x = 290,080,667.38/21,949.10
  6. Step 6: Final answer
    x = 13,216.06

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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.