Home / 15,091.44-22,643.16-6,769.20

Finding the Fourth Proportional to 15,091.44, 22,643.16 and 6,769.20

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Solution

The fourth proportional to 15,091.44, 22,643.16 and 6,769.20 is: 10,156.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,091.44 : 22,643.16 = 6,769.20 : x
  2. Step 2: Convert to fraction form
    15,091.44/22,643.16 = 6,769.20/x
  3. Step 3: Cross multiply
    15,091.44x = 22,643.16 × 6,769.20
  4. Step 4: Simplify right side
    15,091.44x = 153,276,078.67
  5. Step 5: Solve for x
    x = 153,276,078.67/15,091.44
  6. Step 6: Final answer
    x = 10,156.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.