Home / 12,273.12-18,448.56-10,562.40

Finding the Fourth Proportional to 12,273.12, 18,448.56 and 10,562.40

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Solution

The fourth proportional to 12,273.12, 18,448.56 and 10,562.40 is: 15,877.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273.12 : 18,448.56 = 10,562.40 : x
  2. Step 2: Convert to fraction form
    12,273.12/18,448.56 = 10,562.40/x
  3. Step 3: Cross multiply
    12,273.12x = 18,448.56 × 10,562.40
  4. Step 4: Simplify right side
    12,273.12x = 194,861,070.14
  5. Step 5: Solve for x
    x = 194,861,070.14/12,273.12
  6. Step 6: Final answer
    x = 15,877.06

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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.