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Finding the Fourth Proportional to 44,483.22, 66,749.36 and 18,206.42

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Solution

The fourth proportional to 44,483.22, 66,749.36 and 18,206.42 is: 27,319.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,483.22 : 66,749.36 = 18,206.42 : x
  2. Step 2: Convert to fraction form
    44,483.22/66,749.36 = 18,206.42/x
  3. Step 3: Cross multiply
    44,483.22x = 66,749.36 × 18,206.42
  4. Step 4: Simplify right side
    44,483.22x = 1,215,266,458.11
  5. Step 5: Solve for x
    x = 1,215,266,458.11/44,483.22
  6. Step 6: Final answer
    x = 27,319.66

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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.