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Finding the Fourth Proportional to 44,307, 66,423.24 and 18,030.60

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Solution

The fourth proportional to 44,307, 66,423.24 and 18,030.60 is: 27,030.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,307 : 66,423.24 = 18,030.60 : x
  2. Step 2: Convert to fraction form
    44,307/66,423.24 = 18,030.60/x
  3. Step 3: Cross multiply
    44,307x = 66,423.24 × 18,030.60
  4. Step 4: Simplify right side
    44,307x = 1,197,650,871.14
  5. Step 5: Solve for x
    x = 1,197,650,871.14/44,307
  6. Step 6: Final answer
    x = 27,030.74

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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.