Home / 31,307.46-43,203.83-17,160.33

Finding the Fourth Proportional to 31,307.46, 43,203.83 and 17,160.33

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Solution

The fourth proportional to 31,307.46, 43,203.83 and 17,160.33 is: 23,681.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,307.46 : 43,203.83 = 17,160.33 : x
  2. Step 2: Convert to fraction form
    31,307.46/43,203.83 = 17,160.33/x
  3. Step 3: Cross multiply
    31,307.46x = 43,203.83 × 17,160.33
  4. Step 4: Simplify right side
    31,307.46x = 741,391,894.26
  5. Step 5: Solve for x
    x = 741,391,894.26/31,307.46
  6. Step 6: Final answer
    x = 23,681.00

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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.