Home / 30,610.65-42,246.96-17,001.75

Finding the Fourth Proportional to 30,610.65, 42,246.96 and 17,001.75

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Solution

The fourth proportional to 30,610.65, 42,246.96 and 17,001.75 is: 23,464.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,610.65 : 42,246.96 = 17,001.75 : x
  2. Step 2: Convert to fraction form
    30,610.65/42,246.96 = 17,001.75/x
  3. Step 3: Cross multiply
    30,610.65x = 42,246.96 × 17,001.75
  4. Step 4: Simplify right side
    30,610.65x = 718,272,252.18
  5. Step 5: Solve for x
    x = 718,272,252.18/30,610.65
  6. Step 6: Final answer
    x = 23,464.78

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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.