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Finding the Fourth Proportional to 14,696.64, 22,040.64 and 4,307.04

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Solution

The fourth proportional to 14,696.64, 22,040.64 and 4,307.04 is: 6,459.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,696.64 : 22,040.64 = 4,307.04 : x
  2. Step 2: Convert to fraction form
    14,696.64/22,040.64 = 4,307.04/x
  3. Step 3: Cross multiply
    14,696.64x = 22,040.64 × 4,307.04
  4. Step 4: Simplify right side
    14,696.64x = 94,929,918.11
  5. Step 5: Solve for x
    x = 94,929,918.11/14,696.64
  6. Step 6: Final answer
    x = 6,459.29

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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.