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Finding the Fourth Proportional to 29,391, 44,075.54 and 11,851.26

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Solution

The fourth proportional to 29,391, 44,075.54 and 11,851.26 is: 17,772.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,391 : 44,075.54 = 11,851.26 : x
  2. Step 2: Convert to fraction form
    29,391/44,075.54 = 11,851.26/x
  3. Step 3: Cross multiply
    29,391x = 44,075.54 × 11,851.26
  4. Step 4: Simplify right side
    29,391x = 522,350,684.18
  5. Step 5: Solve for x
    x = 522,350,684.18/29,391
  6. Step 6: Final answer
    x = 17,772.47

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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.