Home / 29,915.86-41,282.03-16,486.36

Finding the Fourth Proportional to 29,915.86, 41,282.03 and 16,486.36

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Solution

The fourth proportional to 29,915.86, 41,282.03 and 16,486.36 is: 22,750.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,915.86 : 41,282.03 = 16,486.36 : x
  2. Step 2: Convert to fraction form
    29,915.86/41,282.03 = 16,486.36/x
  3. Step 3: Cross multiply
    29,915.86x = 41,282.03 × 16,486.36
  4. Step 4: Simplify right side
    29,915.86x = 680,590,274.08
  5. Step 5: Solve for x
    x = 680,590,274.08/29,915.86
  6. Step 6: Final answer
    x = 22,750.15

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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.