Home / 29,921.12-41,290.80-17,347.04

Finding the Fourth Proportional to 29,921.12, 41,290.80 and 17,347.04

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Solution

The fourth proportional to 29,921.12, 41,290.80 and 17,347.04 is: 23,938.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,921.12 : 41,290.80 = 17,347.04 : x
  2. Step 2: Convert to fraction form
    29,921.12/41,290.80 = 17,347.04/x
  3. Step 3: Cross multiply
    29,921.12x = 41,290.80 × 17,347.04
  4. Step 4: Simplify right side
    29,921.12x = 716,273,159.23
  5. Step 5: Solve for x
    x = 716,273,159.23/29,921.12
  6. Step 6: Final answer
    x = 23,938.71

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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.