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Finding the Fourth Proportional to 44,522.40, 66,810.47 and 23,478

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Solution

The fourth proportional to 44,522.40, 66,810.47 and 23,478 is: 35,231.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,522.40 : 66,810.47 = 23,478 : x
  2. Step 2: Convert to fraction form
    44,522.40/66,810.47 = 23,478/x
  3. Step 3: Cross multiply
    44,522.40x = 66,810.47 × 23,478
  4. Step 4: Simplify right side
    44,522.40x = 1,568,576,214.66
  5. Step 5: Solve for x
    x = 1,568,576,214.66/44,522.40
  6. Step 6: Final answer
    x = 35,231.17

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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.