Home / 22,034.08-32,988.15-20,637.44

Finding the Fourth Proportional to 22,034.08, 32,988.15 and 20,637.44

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Solution

The fourth proportional to 22,034.08, 32,988.15 and 20,637.44 is: 30,897.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034.08 : 32,988.15 = 20,637.44 : x
  2. Step 2: Convert to fraction form
    22,034.08/32,988.15 = 20,637.44/x
  3. Step 3: Cross multiply
    22,034.08x = 32,988.15 × 20,637.44
  4. Step 4: Simplify right side
    22,034.08x = 680,790,955.98
  5. Step 5: Solve for x
    x = 680,790,955.98/22,034.08
  6. Step 6: Final answer
    x = 30,897.18

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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.