Home / 16,230.66-22,394.79-9,330.18

Finding the Fourth Proportional to 16,230.66, 22,394.79 and 9,330.18

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Solution

The fourth proportional to 16,230.66, 22,394.79 and 9,330.18 is: 12,873.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,230.66 : 22,394.79 = 9,330.18 : x
  2. Step 2: Convert to fraction form
    16,230.66/22,394.79 = 9,330.18/x
  3. Step 3: Cross multiply
    16,230.66x = 22,394.79 × 9,330.18
  4. Step 4: Simplify right side
    16,230.66x = 208,947,421.76
  5. Step 5: Solve for x
    x = 208,947,421.76/16,230.66
  6. Step 6: Final answer
    x = 12,873.62

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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.