Home / 25,664.80-38,420.40-22,592.80

Finding the Fourth Proportional to 25,664.80, 38,420.40 and 22,592.80

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Solution

The fourth proportional to 25,664.80, 38,420.40 and 22,592.80 is: 33,821.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,664.80 : 38,420.40 = 22,592.80 : x
  2. Step 2: Convert to fraction form
    25,664.80/38,420.40 = 22,592.80/x
  3. Step 3: Cross multiply
    25,664.80x = 38,420.40 × 22,592.80
  4. Step 4: Simplify right side
    25,664.80x = 868,024,413.12
  5. Step 5: Solve for x
    x = 868,024,413.12/25,664.80
  6. Step 6: Final answer
    x = 33,821.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.