Home / 31,272.28-46,924.62-17,955.88

Finding the Fourth Proportional to 31,272.28, 46,924.62 and 17,955.88

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Solution

The fourth proportional to 31,272.28, 46,924.62 and 17,955.88 is: 26,943.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,272.28 : 46,924.62 = 17,955.88 : x
  2. Step 2: Convert to fraction form
    31,272.28/46,924.62 = 17,955.88/x
  3. Step 3: Cross multiply
    31,272.28x = 46,924.62 × 17,955.88
  4. Step 4: Simplify right side
    31,272.28x = 842,572,845.77
  5. Step 5: Solve for x
    x = 842,572,845.77/31,272.28
  6. Step 6: Final answer
    x = 26,943.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.