Home / 29,678.35-40,954.57-16,247.04

Finding the Fourth Proportional to 29,678.35, 40,954.57 and 16,247.04

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Solution

The fourth proportional to 29,678.35, 40,954.57 and 16,247.04 is: 22,420.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,678.35 : 40,954.57 = 16,247.04 : x
  2. Step 2: Convert to fraction form
    29,678.35/40,954.57 = 16,247.04/x
  3. Step 3: Cross multiply
    29,678.35x = 40,954.57 × 16,247.04
  4. Step 4: Simplify right side
    29,678.35x = 665,390,536.97
  5. Step 5: Solve for x
    x = 665,390,536.97/29,678.35
  6. Step 6: Final answer
    x = 22,420.07

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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.