Home / 44,161.02-66,177.12-20,475.81

Finding the Fourth Proportional to 44,161.02, 66,177.12 and 20,475.81

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Solution

The fourth proportional to 44,161.02, 66,177.12 and 20,475.81 is: 30,683.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,161.02 : 66,177.12 = 20,475.81 : x
  2. Step 2: Convert to fraction form
    44,161.02/66,177.12 = 20,475.81/x
  3. Step 3: Cross multiply
    44,161.02x = 66,177.12 × 20,475.81
  4. Step 4: Simplify right side
    44,161.02x = 1,355,030,135.47
  5. Step 5: Solve for x
    x = 1,355,030,135.47/44,161.02
  6. Step 6: Final answer
    x = 30,683.85

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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.