Home / 33,289.02-45,939.20-18,182.12

Finding the Fourth Proportional to 33,289.02, 45,939.20 and 18,182.12

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Solution

The fourth proportional to 33,289.02, 45,939.20 and 18,182.12 is: 25,091.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,289.02 : 45,939.20 = 18,182.12 : x
  2. Step 2: Convert to fraction form
    33,289.02/45,939.20 = 18,182.12/x
  3. Step 3: Cross multiply
    33,289.02x = 45,939.20 × 18,182.12
  4. Step 4: Simplify right side
    33,289.02x = 835,272,047.10
  5. Step 5: Solve for x
    x = 835,272,047.10/33,289.02
  6. Step 6: Final answer
    x = 25,091.52

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Double scale
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Similar ratio
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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.