Home / 35,102.28-48,439.47-19,186.75

Finding the Fourth Proportional to 35,102.28, 48,439.47 and 19,186.75

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Solution

The fourth proportional to 35,102.28, 48,439.47 and 19,186.75 is: 26,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,102.28 : 48,439.47 = 19,186.75 : x
  2. Step 2: Convert to fraction form
    35,102.28/48,439.47 = 19,186.75/x
  3. Step 3: Cross multiply
    35,102.28x = 48,439.47 × 19,186.75
  4. Step 4: Simplify right side
    35,102.28x = 929,396,001.02
  5. Step 5: Solve for x
    x = 929,396,001.02/35,102.28
  6. Step 6: Final answer
    x = 26,476.80

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Double scale
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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.