Home / 35,036.85-48,351.56-19,121.97

Finding the Fourth Proportional to 35,036.85, 48,351.56 and 19,121.97

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Solution

The fourth proportional to 35,036.85, 48,351.56 and 19,121.97 is: 26,388.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,036.85 : 48,351.56 = 19,121.97 : x
  2. Step 2: Convert to fraction form
    35,036.85/48,351.56 = 19,121.97/x
  3. Step 3: Cross multiply
    35,036.85x = 48,351.56 × 19,121.97
  4. Step 4: Simplify right side
    35,036.85x = 924,576,984.16
  5. Step 5: Solve for x
    x = 924,576,984.16/35,036.85
  6. Step 6: Final answer
    x = 26,388.70

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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.