Home / 22,763.13-31,413.67-12,554.31

Finding the Fourth Proportional to 22,763.13, 31,413.67 and 12,554.31

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Solution

The fourth proportional to 22,763.13, 31,413.67 and 12,554.31 is: 17,325.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,763.13 : 31,413.67 = 12,554.31 : x
  2. Step 2: Convert to fraction form
    22,763.13/31,413.67 = 12,554.31/x
  3. Step 3: Cross multiply
    22,763.13x = 31,413.67 × 12,554.31
  4. Step 4: Simplify right side
    22,763.13x = 394,376,951.42
  5. Step 5: Solve for x
    x = 394,376,951.42/22,763.13
  6. Step 6: Final answer
    x = 17,325.25

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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.