Home / 31,908.47-44,043.35-18,482.99

Finding the Fourth Proportional to 31,908.47, 44,043.35 and 18,482.99

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Solution

The fourth proportional to 31,908.47, 44,043.35 and 18,482.99 is: 25,512.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,908.47 : 44,043.35 = 18,482.99 : x
  2. Step 2: Convert to fraction form
    31,908.47/44,043.35 = 18,482.99/x
  3. Step 3: Cross multiply
    31,908.47x = 44,043.35 × 18,482.99
  4. Step 4: Simplify right side
    31,908.47x = 814,052,484.98
  5. Step 5: Solve for x
    x = 814,052,484.98/31,908.47
  6. Step 6: Final answer
    x = 25,512.12

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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.