Home / 15,415.38-23,101.20-11,264.94

Finding the Fourth Proportional to 15,415.38, 23,101.20 and 11,264.94

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Solution

The fourth proportional to 15,415.38, 23,101.20 and 11,264.94 is: 16,881.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,415.38 : 23,101.20 = 11,264.94 : x
  2. Step 2: Convert to fraction form
    15,415.38/23,101.20 = 11,264.94/x
  3. Step 3: Cross multiply
    15,415.38x = 23,101.20 × 11,264.94
  4. Step 4: Simplify right side
    15,415.38x = 260,233,631.93
  5. Step 5: Solve for x
    x = 260,233,631.93/15,415.38
  6. Step 6: Final answer
    x = 16,881.43

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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.