Home / 11,326.54-15,632.33-8,150.35

Finding the Fourth Proportional to 11,326.54, 15,632.33 and 8,150.35

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Solution

The fourth proportional to 11,326.54, 15,632.33 and 8,150.35 is: 11,248.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.54 : 15,632.33 = 8,150.35 : x
  2. Step 2: Convert to fraction form
    11,326.54/15,632.33 = 8,150.35/x
  3. Step 3: Cross multiply
    11,326.54x = 15,632.33 × 8,150.35
  4. Step 4: Simplify right side
    11,326.54x = 127,408,851.67
  5. Step 5: Solve for x
    x = 127,408,851.67/11,326.54
  6. Step 6: Final answer
    x = 11,248.70

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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.