Home / 44,114.40-66,208.05-20,458.35

Finding the Fourth Proportional to 44,114.40, 66,208.05 and 20,458.35

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Solution

The fourth proportional to 44,114.40, 66,208.05 and 20,458.35 is: 30,704.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,114.40 : 66,208.05 = 20,458.35 : x
  2. Step 2: Convert to fraction form
    44,114.40/66,208.05 = 20,458.35/x
  3. Step 3: Cross multiply
    44,114.40x = 66,208.05 × 20,458.35
  4. Step 4: Simplify right side
    44,114.40x = 1,354,507,459.72
  5. Step 5: Solve for x
    x = 1,354,507,459.72/44,114.40
  6. Step 6: Final answer
    x = 30,704.43

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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.