Home / 14,274.04-21,414.32-7,700.08

Finding the Fourth Proportional to 14,274.04, 21,414.32 and 7,700.08

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Solution

The fourth proportional to 14,274.04, 21,414.32 and 7,700.08 is: 11,551.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274.04 : 21,414.32 = 7,700.08 : x
  2. Step 2: Convert to fraction form
    14,274.04/21,414.32 = 7,700.08/x
  3. Step 3: Cross multiply
    14,274.04x = 21,414.32 × 7,700.08
  4. Step 4: Simplify right side
    14,274.04x = 164,891,977.15
  5. Step 5: Solve for x
    x = 164,891,977.15/14,274.04
  6. Step 6: Final answer
    x = 11,551.88

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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.