Home / 19,000.29-26,221.42-11,448.93

Finding the Fourth Proportional to 19,000.29, 26,221.42 and 11,448.93

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Solution

The fourth proportional to 19,000.29, 26,221.42 and 11,448.93 is: 15,800.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,000.29 : 26,221.42 = 11,448.93 : x
  2. Step 2: Convert to fraction form
    19,000.29/26,221.42 = 11,448.93/x
  3. Step 3: Cross multiply
    19,000.29x = 26,221.42 × 11,448.93
  4. Step 4: Simplify right side
    19,000.29x = 300,207,202.08
  5. Step 5: Solve for x
    x = 300,207,202.08/19,000.29
  6. Step 6: Final answer
    x = 15,800.14

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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.