Home / 25,718.74-35,481.72-16,153

Finding the Fourth Proportional to 25,718.74, 35,481.72 and 16,153

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Solution

The fourth proportional to 25,718.74, 35,481.72 and 16,153 is: 22,284.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,718.74 : 35,481.72 = 16,153 : x
  2. Step 2: Convert to fraction form
    25,718.74/35,481.72 = 16,153/x
  3. Step 3: Cross multiply
    25,718.74x = 35,481.72 × 16,153
  4. Step 4: Simplify right side
    25,718.74x = 573,136,223.16
  5. Step 5: Solve for x
    x = 573,136,223.16/25,718.74
  6. Step 6: Final answer
    x = 22,284.77

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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.