Home / 16,119.76-22,243.14-9,046.12

Finding the Fourth Proportional to 16,119.76, 22,243.14 and 9,046.12

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Solution

The fourth proportional to 16,119.76, 22,243.14 and 9,046.12 is: 12,482.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,119.76 : 22,243.14 = 9,046.12 : x
  2. Step 2: Convert to fraction form
    16,119.76/22,243.14 = 9,046.12/x
  3. Step 3: Cross multiply
    16,119.76x = 22,243.14 × 9,046.12
  4. Step 4: Simplify right side
    16,119.76x = 201,214,113.62
  5. Step 5: Solve for x
    x = 201,214,113.62/16,119.76
  6. Step 6: Final answer
    x = 12,482.45

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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.