Home / 35,725.40-49,301.48-19,810.11

Finding the Fourth Proportional to 35,725.40, 49,301.48 and 19,810.11

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Solution

The fourth proportional to 35,725.40, 49,301.48 and 19,810.11 is: 27,338.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,725.40 : 49,301.48 = 19,810.11 : x
  2. Step 2: Convert to fraction form
    35,725.40/49,301.48 = 19,810.11/x
  3. Step 3: Cross multiply
    35,725.40x = 49,301.48 × 19,810.11
  4. Step 4: Simplify right side
    35,725.40x = 976,667,791.49
  5. Step 5: Solve for x
    x = 976,667,791.49/35,725.40
  6. Step 6: Final answer
    x = 27,338.19

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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.