Home / 33,102.38-45,681.48-17,995.16

Finding the Fourth Proportional to 33,102.38, 45,681.48 and 17,995.16

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Solution

The fourth proportional to 33,102.38, 45,681.48 and 17,995.16 is: 24,833.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,102.38 : 45,681.48 = 17,995.16 : x
  2. Step 2: Convert to fraction form
    33,102.38/45,681.48 = 17,995.16/x
  3. Step 3: Cross multiply
    33,102.38x = 45,681.48 × 17,995.16
  4. Step 4: Simplify right side
    33,102.38x = 822,045,541.64
  5. Step 5: Solve for x
    x = 822,045,541.64/33,102.38
  6. Step 6: Final answer
    x = 24,833.43

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Double scale
Find fourth proportional to 33,103.38, 45,682.86 and 17,996.16
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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.