Home / 35,001.78-48,302.28-19,086.18

Finding the Fourth Proportional to 35,001.78, 48,302.28 and 19,086.18

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Solution

The fourth proportional to 35,001.78, 48,302.28 and 19,086.18 is: 26,338.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,001.78 : 48,302.28 = 19,086.18 : x
  2. Step 2: Convert to fraction form
    35,001.78/48,302.28 = 19,086.18/x
  3. Step 3: Cross multiply
    35,001.78x = 48,302.28 × 19,086.18
  4. Step 4: Simplify right side
    35,001.78x = 921,906,010.49
  5. Step 5: Solve for x
    x = 921,906,010.49/35,001.78
  6. Step 6: Final answer
    x = 26,338.83

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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.