Home / 16,226.29-22,387.71-10,856.62

Finding the Fourth Proportional to 16,226.29, 22,387.71 and 10,856.62

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Solution

The fourth proportional to 16,226.29, 22,387.71 and 10,856.62 is: 14,979.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,226.29 : 22,387.71 = 10,856.62 : x
  2. Step 2: Convert to fraction form
    16,226.29/22,387.71 = 10,856.62/x
  3. Step 3: Cross multiply
    16,226.29x = 22,387.71 × 10,856.62
  4. Step 4: Simplify right side
    16,226.29x = 243,054,860.14
  5. Step 5: Solve for x
    x = 243,054,860.14/16,226.29
  6. Step 6: Final answer
    x = 14,979.08

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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.