Home / 15,426.08-23,112.96-11,021.12

Finding the Fourth Proportional to 15,426.08, 23,112.96 and 11,021.12

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Solution

The fourth proportional to 15,426.08, 23,112.96 and 11,021.12 is: 16,512.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,426.08 : 23,112.96 = 11,021.12 : x
  2. Step 2: Convert to fraction form
    15,426.08/23,112.96 = 11,021.12/x
  3. Step 3: Cross multiply
    15,426.08x = 23,112.96 × 11,021.12
  4. Step 4: Simplify right side
    15,426.08x = 254,730,705.72
  5. Step 5: Solve for x
    x = 254,730,705.72/15,426.08
  6. Step 6: Final answer
    x = 16,512.99

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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.