Home / 11,326.24-15,569.81-10,118.56

Finding the Fourth Proportional to 11,326.24, 15,569.81 and 10,118.56

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Solution

The fourth proportional to 11,326.24, 15,569.81 and 10,118.56 is: 13,909.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.24 : 15,569.81 = 10,118.56 : x
  2. Step 2: Convert to fraction form
    11,326.24/15,569.81 = 10,118.56/x
  3. Step 3: Cross multiply
    11,326.24x = 15,569.81 × 10,118.56
  4. Step 4: Simplify right side
    11,326.24x = 157,544,056.67
  5. Step 5: Solve for x
    x = 157,544,056.67/11,326.24
  6. Step 6: Final answer
    x = 13,909.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.