Home / 14,073.87-21,103.01-5,759.72

Finding the Fourth Proportional to 14,073.87, 21,103.01 and 5,759.72

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Solution

The fourth proportional to 14,073.87, 21,103.01 and 5,759.72 is: 8,636.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073.87 : 21,103.01 = 5,759.72 : x
  2. Step 2: Convert to fraction form
    14,073.87/21,103.01 = 5,759.72/x
  3. Step 3: Cross multiply
    14,073.87x = 21,103.01 × 5,759.72
  4. Step 4: Simplify right side
    14,073.87x = 121,547,294.44
  5. Step 5: Solve for x
    x = 121,547,294.44/14,073.87
  6. Step 6: Final answer
    x = 8,636.38

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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.