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Finding the Fourth Proportional to 14,067.59, 21,098.24 and 4,205.59

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Solution

The fourth proportional to 14,067.59, 21,098.24 and 4,205.59 is: 6,307.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,067.59 : 21,098.24 = 4,205.59 : x
  2. Step 2: Convert to fraction form
    14,067.59/21,098.24 = 4,205.59/x
  3. Step 3: Cross multiply
    14,067.59x = 21,098.24 × 4,205.59
  4. Step 4: Simplify right side
    14,067.59x = 88,730,547.16
  5. Step 5: Solve for x
    x = 88,730,547.16/14,067.59
  6. Step 6: Final answer
    x = 6,307.44

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1.5x scale

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.