Home / 28,082.82-42,290.43-24,429.21

Finding the Fourth Proportional to 28,082.82, 42,290.43 and 24,429.21

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Solution

The fourth proportional to 28,082.82, 42,290.43 and 24,429.21 is: 36,788.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,082.82 : 42,290.43 = 24,429.21 : x
  2. Step 2: Convert to fraction form
    28,082.82/42,290.43 = 24,429.21/x
  3. Step 3: Cross multiply
    28,082.82x = 42,290.43 × 24,429.21
  4. Step 4: Simplify right side
    28,082.82x = 1,033,121,795.46
  5. Step 5: Solve for x
    x = 1,033,121,795.46/28,082.82
  6. Step 6: Final answer
    x = 36,788.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.