Home / 29,230.66-40,328.75-17,888.33

Finding the Fourth Proportional to 29,230.66, 40,328.75 and 17,888.33

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Solution

The fourth proportional to 29,230.66, 40,328.75 and 17,888.33 is: 24,680.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,230.66 : 40,328.75 = 17,888.33 : x
  2. Step 2: Convert to fraction form
    29,230.66/40,328.75 = 17,888.33/x
  3. Step 3: Cross multiply
    29,230.66x = 40,328.75 × 17,888.33
  4. Step 4: Simplify right side
    29,230.66x = 721,414,134.03
  5. Step 5: Solve for x
    x = 721,414,134.03/29,230.66
  6. Step 6: Final answer
    x = 24,680.05

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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.