Home / 11,562.66-15,989.27-11,040.51

Finding the Fourth Proportional to 11,562.66, 15,989.27 and 11,040.51

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Solution

The fourth proportional to 11,562.66, 15,989.27 and 11,040.51 is: 15,267.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,562.66 : 15,989.27 = 11,040.51 : x
  2. Step 2: Convert to fraction form
    11,562.66/15,989.27 = 11,040.51/x
  3. Step 3: Cross multiply
    11,562.66x = 15,989.27 × 11,040.51
  4. Step 4: Simplify right side
    11,562.66x = 176,529,722.93
  5. Step 5: Solve for x
    x = 176,529,722.93/11,562.66
  6. Step 6: Final answer
    x = 15,267.22

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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.