Home / 29,672.30-40,946.75-16,929.61

Finding the Fourth Proportional to 29,672.30, 40,946.75 and 16,929.61

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Solution

The fourth proportional to 29,672.30, 40,946.75 and 16,929.61 is: 23,362.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,672.30 : 40,946.75 = 16,929.61 : x
  2. Step 2: Convert to fraction form
    29,672.30/40,946.75 = 16,929.61/x
  3. Step 3: Cross multiply
    29,672.30x = 40,946.75 × 16,929.61
  4. Step 4: Simplify right side
    29,672.30x = 693,212,218.89
  5. Step 5: Solve for x
    x = 693,212,218.89/29,672.30
  6. Step 6: Final answer
    x = 23,362.27

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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.