Home / 15,562.28-23,352.99-8,172.04

Finding the Fourth Proportional to 15,562.28, 23,352.99 and 8,172.04

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Solution

The fourth proportional to 15,562.28, 23,352.99 and 8,172.04 is: 12,263.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,562.28 : 23,352.99 = 8,172.04 : x
  2. Step 2: Convert to fraction form
    15,562.28/23,352.99 = 8,172.04/x
  3. Step 3: Cross multiply
    15,562.28x = 23,352.99 × 8,172.04
  4. Step 4: Simplify right side
    15,562.28x = 190,841,568.40
  5. Step 5: Solve for x
    x = 190,841,568.40/15,562.28
  6. Step 6: Final answer
    x = 12,263.09

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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.