Home / 19,144.40-26,413.17-11,588.31

Finding the Fourth Proportional to 19,144.40, 26,413.17 and 11,588.31

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Solution

The fourth proportional to 19,144.40, 26,413.17 and 11,588.31 is: 15,988.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,144.40 : 26,413.17 = 11,588.31 : x
  2. Step 2: Convert to fraction form
    19,144.40/26,413.17 = 11,588.31/x
  3. Step 3: Cross multiply
    19,144.40x = 26,413.17 × 11,588.31
  4. Step 4: Simplify right side
    19,144.40x = 306,084,002.04
  5. Step 5: Solve for x
    x = 306,084,002.04/19,144.40
  6. Step 6: Final answer
    x = 15,988.18

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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.