Home / 22,131.80-30,437.26-17,602.28

Finding the Fourth Proportional to 22,131.80, 30,437.26 and 17,602.28

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Solution

The fourth proportional to 22,131.80, 30,437.26 and 17,602.28 is: 24,207.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,131.80 : 30,437.26 = 17,602.28 : x
  2. Step 2: Convert to fraction form
    22,131.80/30,437.26 = 17,602.28/x
  3. Step 3: Cross multiply
    22,131.80x = 30,437.26 × 17,602.28
  4. Step 4: Simplify right side
    22,131.80x = 535,765,172.95
  5. Step 5: Solve for x
    x = 535,765,172.95/22,131.80
  6. Step 6: Final answer
    x = 24,207.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.