Home / 28,220.70-42,344.01-27,754.14

Finding the Fourth Proportional to 28,220.70, 42,344.01 and 27,754.14

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Solution

The fourth proportional to 28,220.70, 42,344.01 and 27,754.14 is: 41,643.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,220.70 : 42,344.01 = 27,754.14 : x
  2. Step 2: Convert to fraction form
    28,220.70/42,344.01 = 27,754.14/x
  3. Step 3: Cross multiply
    28,220.70x = 42,344.01 × 27,754.14
  4. Step 4: Simplify right side
    28,220.70x = 1,175,221,581.70
  5. Step 5: Solve for x
    x = 1,175,221,581.70/28,220.70
  6. Step 6: Final answer
    x = 41,643.96

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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.