Home / 15,725.74-23,588.79-6,240.38

Finding the Fourth Proportional to 15,725.74, 23,588.79 and 6,240.38

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Solution

The fourth proportional to 15,725.74, 23,588.79 and 6,240.38 is: 9,360.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,725.74 : 23,588.79 = 6,240.38 : x
  2. Step 2: Convert to fraction form
    15,725.74/23,588.79 = 6,240.38/x
  3. Step 3: Cross multiply
    15,725.74x = 23,588.79 × 6,240.38
  4. Step 4: Simplify right side
    15,725.74x = 147,203,072.31
  5. Step 5: Solve for x
    x = 147,203,072.31/15,725.74
  6. Step 6: Final answer
    x = 9,360.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.