Home / 14,125.11-19,494.32-7,837.89

Finding the Fourth Proportional to 14,125.11, 19,494.32 and 7,837.89

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Solution

The fourth proportional to 14,125.11, 19,494.32 and 7,837.89 is: 10,817.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.11 : 19,494.32 = 7,837.89 : x
  2. Step 2: Convert to fraction form
    14,125.11/19,494.32 = 7,837.89/x
  3. Step 3: Cross multiply
    14,125.11x = 19,494.32 × 7,837.89
  4. Step 4: Simplify right side
    14,125.11x = 152,794,296.60
  5. Step 5: Solve for x
    x = 152,794,296.60/14,125.11
  6. Step 6: Final answer
    x = 10,817.21

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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.