Home / 25,718.61-35,490.45-16,163.45

Finding the Fourth Proportional to 25,718.61, 35,490.45 and 16,163.45

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Solution

The fourth proportional to 25,718.61, 35,490.45 and 16,163.45 is: 22,304.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,718.61 : 35,490.45 = 16,163.45 : x
  2. Step 2: Convert to fraction form
    25,718.61/35,490.45 = 16,163.45/x
  3. Step 3: Cross multiply
    25,718.61x = 35,490.45 × 16,163.45
  4. Step 4: Simplify right side
    25,718.61x = 573,648,114.05
  5. Step 5: Solve for x
    x = 573,648,114.05/25,718.61
  6. Step 6: Final answer
    x = 22,304.79

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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.