Home / 14,449.36-19,956.57-9,725.44

Finding the Fourth Proportional to 14,449.36, 19,956.57 and 9,725.44

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Solution

The fourth proportional to 14,449.36, 19,956.57 and 9,725.44 is: 13,432.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,449.36 : 19,956.57 = 9,725.44 : x
  2. Step 2: Convert to fraction form
    14,449.36/19,956.57 = 9,725.44/x
  3. Step 3: Cross multiply
    14,449.36x = 19,956.57 × 9,725.44
  4. Step 4: Simplify right side
    14,449.36x = 194,086,424.14
  5. Step 5: Solve for x
    x = 194,086,424.14/14,449.36
  6. Step 6: Final answer
    x = 13,432.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.