Home / 31,504.63-43,476.36-17,357.47

Finding the Fourth Proportional to 31,504.63, 43,476.36 and 17,357.47

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Solution

The fourth proportional to 31,504.63, 43,476.36 and 17,357.47 is: 23,953.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,504.63 : 43,476.36 = 17,357.47 : x
  2. Step 2: Convert to fraction form
    31,504.63/43,476.36 = 17,357.47/x
  3. Step 3: Cross multiply
    31,504.63x = 43,476.36 × 17,357.47
  4. Step 4: Simplify right side
    31,504.63x = 754,639,571.02
  5. Step 5: Solve for x
    x = 754,639,571.02/31,504.63
  6. Step 6: Final answer
    x = 23,953.29

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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.