Home / 25,839.98-35,639.66-22,261

Finding the Fourth Proportional to 25,839.98, 35,639.66 and 22,261

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Solution

The fourth proportional to 25,839.98, 35,639.66 and 22,261 is: 30,703.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,839.98 : 35,639.66 = 22,261 : x
  2. Step 2: Convert to fraction form
    25,839.98/35,639.66 = 22,261/x
  3. Step 3: Cross multiply
    25,839.98x = 35,639.66 × 22,261
  4. Step 4: Simplify right side
    25,839.98x = 793,374,471.26
  5. Step 5: Solve for x
    x = 793,374,471.26/25,839.98
  6. Step 6: Final answer
    x = 30,703.37

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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.