Home / 35,725.72-49,304.28-19,813.28

Finding the Fourth Proportional to 35,725.72, 49,304.28 and 19,813.28

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Solution

The fourth proportional to 35,725.72, 49,304.28 and 19,813.28 is: 27,343.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,725.72 : 49,304.28 = 19,813.28 : x
  2. Step 2: Convert to fraction form
    35,725.72/49,304.28 = 19,813.28/x
  3. Step 3: Cross multiply
    35,725.72x = 49,304.28 × 19,813.28
  4. Step 4: Simplify right side
    35,725.72x = 976,879,504.84
  5. Step 5: Solve for x
    x = 976,879,504.84/35,725.72
  6. Step 6: Final answer
    x = 27,343.87

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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.