Home / 35,725.54-49,302.39-19,811.47

Finding the Fourth Proportional to 35,725.54, 49,302.39 and 19,811.47

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Solution

The fourth proportional to 35,725.54, 49,302.39 and 19,811.47 is: 27,340.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,725.54 : 49,302.39 = 19,811.47 : x
  2. Step 2: Convert to fraction form
    35,725.54/49,302.39 = 19,811.47/x
  3. Step 3: Cross multiply
    35,725.54x = 49,302.39 × 19,811.47
  4. Step 4: Simplify right side
    35,725.54x = 976,752,820.41
  5. Step 5: Solve for x
    x = 976,752,820.41/35,725.54
  6. Step 6: Final answer
    x = 27,340.46

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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.