Home / 29,700.68-40,986.92-16,272.77

Finding the Fourth Proportional to 29,700.68, 40,986.92 and 16,272.77

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Solution

The fourth proportional to 29,700.68, 40,986.92 and 16,272.77 is: 22,456.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,700.68 : 40,986.92 = 16,272.77 : x
  2. Step 2: Convert to fraction form
    29,700.68/40,986.92 = 16,272.77/x
  3. Step 3: Cross multiply
    29,700.68x = 40,986.92 × 16,272.77
  4. Step 4: Simplify right side
    29,700.68x = 666,970,640.80
  5. Step 5: Solve for x
    x = 666,970,640.80/29,700.68
  6. Step 6: Final answer
    x = 22,456.41

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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.