Home / 29,915.32-41,282.63-16,486.28

Finding the Fourth Proportional to 29,915.32, 41,282.63 and 16,486.28

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Solution

The fourth proportional to 29,915.32, 41,282.63 and 16,486.28 is: 22,750.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,915.32 : 41,282.63 = 16,486.28 : x
  2. Step 2: Convert to fraction form
    29,915.32/41,282.63 = 16,486.28/x
  3. Step 3: Cross multiply
    29,915.32x = 41,282.63 × 16,486.28
  4. Step 4: Simplify right side
    29,915.32x = 680,596,997.32
  5. Step 5: Solve for x
    x = 680,596,997.32/29,915.32
  6. Step 6: Final answer
    x = 22,750.78

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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.