Home / 14,125.39-19,496.82-8,817.01

Finding the Fourth Proportional to 14,125.39, 19,496.82 and 8,817.01

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Solution

The fourth proportional to 14,125.39, 19,496.82 and 8,817.01 is: 12,169.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.39 : 19,496.82 = 8,817.01 : x
  2. Step 2: Convert to fraction form
    14,125.39/19,496.82 = 8,817.01/x
  3. Step 3: Cross multiply
    14,125.39x = 19,496.82 × 8,817.01
  4. Step 4: Simplify right side
    14,125.39x = 171,903,656.91
  5. Step 5: Solve for x
    x = 171,903,656.91/14,125.39
  6. Step 6: Final answer
    x = 12,169.83

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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.