Home / 29,540.16-40,751.33-19,983.38

Finding the Fourth Proportional to 29,540.16, 40,751.33 and 19,983.38

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Solution

The fourth proportional to 29,540.16, 40,751.33 and 19,983.38 is: 27,567.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,540.16 : 40,751.33 = 19,983.38 : x
  2. Step 2: Convert to fraction form
    29,540.16/40,751.33 = 19,983.38/x
  3. Step 3: Cross multiply
    29,540.16x = 40,751.33 × 19,983.38
  4. Step 4: Simplify right side
    29,540.16x = 814,349,009.22
  5. Step 5: Solve for x
    x = 814,349,009.22/29,540.16
  6. Step 6: Final answer
    x = 27,567.52

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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.