Home / 13,817.07-19,066.68-8,152.07

Finding the Fourth Proportional to 13,817.07, 19,066.68 and 8,152.07

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Solution

The fourth proportional to 13,817.07, 19,066.68 and 8,152.07 is: 11,249.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,817.07 : 19,066.68 = 8,152.07 : x
  2. Step 2: Convert to fraction form
    13,817.07/19,066.68 = 8,152.07/x
  3. Step 3: Cross multiply
    13,817.07x = 19,066.68 × 8,152.07
  4. Step 4: Simplify right side
    13,817.07x = 155,432,814.69
  5. Step 5: Solve for x
    x = 155,432,814.69/13,817.07
  6. Step 6: Final answer
    x = 11,249.33

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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.