Home / 35,036.78-48,352.20-19,932.10

Finding the Fourth Proportional to 35,036.78, 48,352.20 and 19,932.10

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Solution

The fourth proportional to 35,036.78, 48,352.20 and 19,932.10 is: 27,507.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,036.78 : 48,352.20 = 19,932.10 : x
  2. Step 2: Convert to fraction form
    35,036.78/48,352.20 = 19,932.10/x
  3. Step 3: Cross multiply
    35,036.78x = 48,352.20 × 19,932.10
  4. Step 4: Simplify right side
    35,036.78x = 963,760,885.62
  5. Step 5: Solve for x
    x = 963,760,885.62/35,036.78
  6. Step 6: Final answer
    x = 27,507.12

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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.