Home / 18,340.02-27,491.56-7,242.41

Finding the Fourth Proportional to 18,340.02, 27,491.56 and 7,242.41

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Solution

The fourth proportional to 18,340.02, 27,491.56 and 7,242.41 is: 10,856.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,340.02 : 27,491.56 = 7,242.41 : x
  2. Step 2: Convert to fraction form
    18,340.02/27,491.56 = 7,242.41/x
  3. Step 3: Cross multiply
    18,340.02x = 27,491.56 × 7,242.41
  4. Step 4: Simplify right side
    18,340.02x = 199,105,199.68
  5. Step 5: Solve for x
    x = 199,105,199.68/18,340.02
  6. Step 6: Final answer
    x = 10,856.32

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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.