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Finding the Fourth Proportional to 44,401, 66,622.17 and 19,437.76

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Solution

The fourth proportional to 44,401, 66,622.17 and 19,437.76 is: 29,165.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,401 : 66,622.17 = 19,437.76 : x
  2. Step 2: Convert to fraction form
    44,401/66,622.17 = 19,437.76/x
  3. Step 3: Cross multiply
    44,401x = 66,622.17 × 19,437.76
  4. Step 4: Simplify right side
    44,401x = 1,294,985,751.14
  5. Step 5: Solve for x
    x = 1,294,985,751.14/44,401
  6. Step 6: Final answer
    x = 29,165.69

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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.