Home / 19,125.33-26,378.91-11,167.08

Finding the Fourth Proportional to 19,125.33, 26,378.91 and 11,167.08

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Solution

The fourth proportional to 19,125.33, 26,378.91 and 11,167.08 is: 15,402.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125.33 : 26,378.91 = 11,167.08 : x
  2. Step 2: Convert to fraction form
    19,125.33/26,378.91 = 11,167.08/x
  3. Step 3: Cross multiply
    19,125.33x = 26,378.91 × 11,167.08
  4. Step 4: Simplify right side
    19,125.33x = 294,575,398.28
  5. Step 5: Solve for x
    x = 294,575,398.28/19,125.33
  6. Step 6: Final answer
    x = 15,402.37

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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.