Home / 11,506.55-15,907.34-11,401.29

Finding the Fourth Proportional to 11,506.55, 15,907.34 and 11,401.29

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Solution

The fourth proportional to 11,506.55, 15,907.34 and 11,401.29 is: 15,761.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,506.55 : 15,907.34 = 11,401.29 : x
  2. Step 2: Convert to fraction form
    11,506.55/15,907.34 = 11,401.29/x
  3. Step 3: Cross multiply
    11,506.55x = 15,907.34 × 11,401.29
  4. Step 4: Simplify right side
    11,506.55x = 181,364,224.97
  5. Step 5: Solve for x
    x = 181,364,224.97/11,506.55
  6. Step 6: Final answer
    x = 15,761.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.