Home / 11,335.05-16,970.63-8,552.88

Finding the Fourth Proportional to 11,335.05, 16,970.63 and 8,552.88

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Solution

The fourth proportional to 11,335.05, 16,970.63 and 8,552.88 is: 12,805.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335.05 : 16,970.63 = 8,552.88 : x
  2. Step 2: Convert to fraction form
    11,335.05/16,970.63 = 8,552.88/x
  3. Step 3: Cross multiply
    11,335.05x = 16,970.63 × 8,552.88
  4. Step 4: Simplify right side
    11,335.05x = 145,147,719.15
  5. Step 5: Solve for x
    x = 145,147,719.15/11,335.05
  6. Step 6: Final answer
    x = 12,805.21

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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.