Home / 29,487.06-40,691.61-16,910.82

Finding the Fourth Proportional to 29,487.06, 40,691.61 and 16,910.82

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Solution

The fourth proportional to 29,487.06, 40,691.61 and 16,910.82 is: 23,336.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,487.06 : 40,691.61 = 16,910.82 : x
  2. Step 2: Convert to fraction form
    29,487.06/40,691.61 = 16,910.82/x
  3. Step 3: Cross multiply
    29,487.06x = 40,691.61 × 16,910.82
  4. Step 4: Simplify right side
    29,487.06x = 688,128,492.22
  5. Step 5: Solve for x
    x = 688,128,492.22/29,487.06
  6. Step 6: Final answer
    x = 23,336.63

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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.