Home / 19,298.33-26,632.43-11,231.34

Finding the Fourth Proportional to 19,298.33, 26,632.43 and 11,231.34

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Solution

The fourth proportional to 19,298.33, 26,632.43 and 11,231.34 is: 15,499.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,298.33 : 26,632.43 = 11,231.34 : x
  2. Step 2: Convert to fraction form
    19,298.33/26,632.43 = 11,231.34/x
  3. Step 3: Cross multiply
    19,298.33x = 26,632.43 × 11,231.34
  4. Step 4: Simplify right side
    19,298.33x = 299,117,876.36
  5. Step 5: Solve for x
    x = 299,117,876.36/19,298.33
  6. Step 6: Final answer
    x = 15,499.68

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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.