Home / 15,608.16-23,416.56-7,287.84

Finding the Fourth Proportional to 15,608.16, 23,416.56 and 7,287.84

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Solution

The fourth proportional to 15,608.16, 23,416.56 and 7,287.84 is: 10,933.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,608.16 : 23,416.56 = 7,287.84 : x
  2. Step 2: Convert to fraction form
    15,608.16/23,416.56 = 7,287.84/x
  3. Step 3: Cross multiply
    15,608.16x = 23,416.56 × 7,287.84
  4. Step 4: Simplify right side
    15,608.16x = 170,656,142.63
  5. Step 5: Solve for x
    x = 170,656,142.63/15,608.16
  6. Step 6: Final answer
    x = 10,933.78

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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.