Home / 29,532.12-40,738.38-18,204.08

Finding the Fourth Proportional to 29,532.12, 40,738.38 and 18,204.08

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Solution

The fourth proportional to 29,532.12, 40,738.38 and 18,204.08 is: 25,111.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,532.12 : 40,738.38 = 18,204.08 : x
  2. Step 2: Convert to fraction form
    29,532.12/40,738.38 = 18,204.08/x
  3. Step 3: Cross multiply
    29,532.12x = 40,738.38 × 18,204.08
  4. Step 4: Simplify right side
    29,532.12x = 741,604,728.59
  5. Step 5: Solve for x
    x = 741,604,728.59/29,532.12
  6. Step 6: Final answer
    x = 25,111.80

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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.