Home / 18,229.02-27,343.53-10,432.41

Finding the Fourth Proportional to 18,229.02, 27,343.53 and 10,432.41

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Solution

The fourth proportional to 18,229.02, 27,343.53 and 10,432.41 is: 15,648.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,229.02 : 27,343.53 = 10,432.41 : x
  2. Step 2: Convert to fraction form
    18,229.02/27,343.53 = 10,432.41/x
  3. Step 3: Cross multiply
    18,229.02x = 27,343.53 × 10,432.41
  4. Step 4: Simplify right side
    18,229.02x = 285,258,915.81
  5. Step 5: Solve for x
    x = 285,258,915.81/18,229.02
  6. Step 6: Final answer
    x = 15,648.62

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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.