Home / 29,509.11-40,722.59-16,080.37

Finding the Fourth Proportional to 29,509.11, 40,722.59 and 16,080.37

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Solution

The fourth proportional to 29,509.11, 40,722.59 and 16,080.37 is: 22,190.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,509.11 : 40,722.59 = 16,080.37 : x
  2. Step 2: Convert to fraction form
    29,509.11/40,722.59 = 16,080.37/x
  3. Step 3: Cross multiply
    29,509.11x = 40,722.59 × 16,080.37
  4. Step 4: Simplify right side
    29,509.11x = 654,834,252.95
  5. Step 5: Solve for x
    x = 654,834,252.95/29,509.11
  6. Step 6: Final answer
    x = 22,190.92

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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.