Home / 15,521.44-23,263.56-7,190.16

Finding the Fourth Proportional to 15,521.44, 23,263.56 and 7,190.16

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Solution

The fourth proportional to 15,521.44, 23,263.56 and 7,190.16 is: 10,776.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,521.44 : 23,263.56 = 7,190.16 : x
  2. Step 2: Convert to fraction form
    15,521.44/23,263.56 = 7,190.16/x
  3. Step 3: Cross multiply
    15,521.44x = 23,263.56 × 7,190.16
  4. Step 4: Simplify right side
    15,521.44x = 167,268,718.57
  5. Step 5: Solve for x
    x = 167,268,718.57/15,521.44
  6. Step 6: Final answer
    x = 10,776.62

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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.