Home / 19,095.36-26,348.96-11,138.34

Finding the Fourth Proportional to 19,095.36, 26,348.96 and 11,138.34

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Solution

The fourth proportional to 19,095.36, 26,348.96 and 11,138.34 is: 15,369.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095.36 : 26,348.96 = 11,138.34 : x
  2. Step 2: Convert to fraction form
    19,095.36/26,348.96 = 11,138.34/x
  3. Step 3: Cross multiply
    19,095.36x = 26,348.96 × 11,138.34
  4. Step 4: Simplify right side
    19,095.36x = 293,483,675.13
  5. Step 5: Solve for x
    x = 293,483,675.13/19,095.36
  6. Step 6: Final answer
    x = 15,369.37

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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.