Home / 20,019.02-30,046.65-10,666.94

Finding the Fourth Proportional to 20,019.02, 30,046.65 and 10,666.94

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Solution

The fourth proportional to 20,019.02, 30,046.65 and 10,666.94 is: 16,010.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019.02 : 30,046.65 = 10,666.94 : x
  2. Step 2: Convert to fraction form
    20,019.02/30,046.65 = 10,666.94/x
  3. Step 3: Cross multiply
    20,019.02x = 30,046.65 × 10,666.94
  4. Step 4: Simplify right side
    20,019.02x = 320,505,791.53
  5. Step 5: Solve for x
    x = 320,505,791.53/20,019.02
  6. Step 6: Final answer
    x = 16,010.06

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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.