Home / 21,947.15-32,914.85-6,151.29

Finding the Fourth Proportional to 21,947.15, 32,914.85 and 6,151.29

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Solution

The fourth proportional to 21,947.15, 32,914.85 and 6,151.29 is: 9,225.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,947.15 : 32,914.85 = 6,151.29 : x
  2. Step 2: Convert to fraction form
    21,947.15/32,914.85 = 6,151.29/x
  3. Step 3: Cross multiply
    21,947.15x = 32,914.85 × 6,151.29
  4. Step 4: Simplify right side
    21,947.15x = 202,468,756.90
  5. Step 5: Solve for x
    x = 202,468,756.90/21,947.15
  6. Step 6: Final answer
    x = 9,225.29

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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.