Home / 18,301.02-25,255.44-10,343.28

Finding the Fourth Proportional to 18,301.02, 25,255.44 and 10,343.28

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Solution

The fourth proportional to 18,301.02, 25,255.44 and 10,343.28 is: 14,273.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.02 : 25,255.44 = 10,343.28 : x
  2. Step 2: Convert to fraction form
    18,301.02/25,255.44 = 10,343.28/x
  3. Step 3: Cross multiply
    18,301.02x = 25,255.44 × 10,343.28
  4. Step 4: Simplify right side
    18,301.02x = 261,224,087.44
  5. Step 5: Solve for x
    x = 261,224,087.44/18,301.02
  6. Step 6: Final answer
    x = 14,273.74

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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.