Home / 15,964.13-22,030.54-9,251.06

Finding the Fourth Proportional to 15,964.13, 22,030.54 and 9,251.06

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Solution

The fourth proportional to 15,964.13, 22,030.54 and 9,251.06 is: 12,766.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,964.13 : 22,030.54 = 9,251.06 : x
  2. Step 2: Convert to fraction form
    15,964.13/22,030.54 = 9,251.06/x
  3. Step 3: Cross multiply
    15,964.13x = 22,030.54 × 9,251.06
  4. Step 4: Simplify right side
    15,964.13x = 203,805,714.09
  5. Step 5: Solve for x
    x = 203,805,714.09/15,964.13
  6. Step 6: Final answer
    x = 12,766.48

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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.