Home / 15,968.13-22,036.01-8,895

Finding the Fourth Proportional to 15,968.13, 22,036.01 and 8,895

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Solution

The fourth proportional to 15,968.13, 22,036.01 and 8,895 is: 12,275.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,968.13 : 22,036.01 = 8,895 : x
  2. Step 2: Convert to fraction form
    15,968.13/22,036.01 = 8,895/x
  3. Step 3: Cross multiply
    15,968.13x = 22,036.01 × 8,895
  4. Step 4: Simplify right side
    15,968.13x = 196,010,308.95
  5. Step 5: Solve for x
    x = 196,010,308.95/15,968.13
  6. Step 6: Final answer
    x = 12,275.09

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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.