Home / 29,509.63-40,722.26-16,080.61

Finding the Fourth Proportional to 29,509.63, 40,722.26 and 16,080.61

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Solution

The fourth proportional to 29,509.63, 40,722.26 and 16,080.61 is: 22,190.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,509.63 : 40,722.26 = 16,080.61 : x
  2. Step 2: Convert to fraction form
    29,509.63/40,722.26 = 16,080.61/x
  3. Step 3: Cross multiply
    29,509.63x = 40,722.26 × 16,080.61
  4. Step 4: Simplify right side
    29,509.63x = 654,838,781.38
  5. Step 5: Solve for x
    x = 654,838,781.38/29,509.63
  6. Step 6: Final answer
    x = 22,190.68

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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.