Home / 22,003.65-32,844.49-18,903.58

Finding the Fourth Proportional to 22,003.65, 32,844.49 and 18,903.58

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Solution

The fourth proportional to 22,003.65, 32,844.49 and 18,903.58 is: 28,217.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,003.65 : 32,844.49 = 18,903.58 : x
  2. Step 2: Convert to fraction form
    22,003.65/32,844.49 = 18,903.58/x
  3. Step 3: Cross multiply
    22,003.65x = 32,844.49 × 18,903.58
  4. Step 4: Simplify right side
    22,003.65x = 620,878,314.90
  5. Step 5: Solve for x
    x = 620,878,314.90/22,003.65
  6. Step 6: Final answer
    x = 28,217.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.