Home / 26,127.98-36,055.59-15,517.34

Finding the Fourth Proportional to 26,127.98, 36,055.59 and 15,517.34

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Solution

The fourth proportional to 26,127.98, 36,055.59 and 15,517.34 is: 21,413.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,127.98 : 36,055.59 = 15,517.34 : x
  2. Step 2: Convert to fraction form
    26,127.98/36,055.59 = 15,517.34/x
  3. Step 3: Cross multiply
    26,127.98x = 36,055.59 × 15,517.34
  4. Step 4: Simplify right side
    26,127.98x = 559,486,848.93
  5. Step 5: Solve for x
    x = 559,486,848.93/26,127.98
  6. Step 6: Final answer
    x = 21,413.32

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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.