Home / 22,379.02-33,530.73-10,666.42

Finding the Fourth Proportional to 22,379.02, 33,530.73 and 10,666.42

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Solution

The fourth proportional to 22,379.02, 33,530.73 and 10,666.42 is: 15,981.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,379.02 : 33,530.73 = 10,666.42 : x
  2. Step 2: Convert to fraction form
    22,379.02/33,530.73 = 10,666.42/x
  3. Step 3: Cross multiply
    22,379.02x = 33,530.73 × 10,666.42
  4. Step 4: Simplify right side
    22,379.02x = 357,652,849.09
  5. Step 5: Solve for x
    x = 357,652,849.09/22,379.02
  6. Step 6: Final answer
    x = 15,981.61

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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.