Home / 18,910.02-26,096.45-10,412.56

Finding the Fourth Proportional to 18,910.02, 26,096.45 and 10,412.56

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Solution

The fourth proportional to 18,910.02, 26,096.45 and 10,412.56 is: 14,369.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,910.02 : 26,096.45 = 10,412.56 : x
  2. Step 2: Convert to fraction form
    18,910.02/26,096.45 = 10,412.56/x
  3. Step 3: Cross multiply
    18,910.02x = 26,096.45 × 10,412.56
  4. Step 4: Simplify right side
    18,910.02x = 271,730,851.41
  5. Step 5: Solve for x
    x = 271,730,851.41/18,910.02
  6. Step 6: Final answer
    x = 14,369.68

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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.