Home / 19,132.14-26,401.92-11,065.19

Finding the Fourth Proportional to 19,132.14, 26,401.92 and 11,065.19

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Solution

The fourth proportional to 19,132.14, 26,401.92 and 11,065.19 is: 15,269.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.14 : 26,401.92 = 11,065.19 : x
  2. Step 2: Convert to fraction form
    19,132.14/26,401.92 = 11,065.19/x
  3. Step 3: Cross multiply
    19,132.14x = 26,401.92 × 11,065.19
  4. Step 4: Simplify right side
    19,132.14x = 292,142,129.16
  5. Step 5: Solve for x
    x = 292,142,129.16/19,132.14
  6. Step 6: Final answer
    x = 15,269.70

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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.