Home / 34,725.15-47,917.87-19,619.13

Finding the Fourth Proportional to 34,725.15, 47,917.87 and 19,619.13

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Solution

The fourth proportional to 34,725.15, 47,917.87 and 19,619.13 is: 27,072.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,725.15 : 47,917.87 = 19,619.13 : x
  2. Step 2: Convert to fraction form
    34,725.15/47,917.87 = 19,619.13/x
  3. Step 3: Cross multiply
    34,725.15x = 47,917.87 × 19,619.13
  4. Step 4: Simplify right side
    34,725.15x = 940,106,681.26
  5. Step 5: Solve for x
    x = 940,106,681.26/34,725.15
  6. Step 6: Final answer
    x = 27,072.79

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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.