Home / 15,968.15-22,036.65-8,895.03

Finding the Fourth Proportional to 15,968.15, 22,036.65 and 8,895.03

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Solution

The fourth proportional to 15,968.15, 22,036.65 and 8,895.03 is: 12,275.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,968.15 : 22,036.65 = 8,895.03 : x
  2. Step 2: Convert to fraction form
    15,968.15/22,036.65 = 8,895.03/x
  3. Step 3: Cross multiply
    15,968.15x = 22,036.65 × 8,895.03
  4. Step 4: Simplify right side
    15,968.15x = 196,016,546.86
  5. Step 5: Solve for x
    x = 196,016,546.86/15,968.15
  6. Step 6: Final answer
    x = 12,275.47

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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.