Home / 25,833.74-38,751.55-7,115.22

Finding the Fourth Proportional to 25,833.74, 38,751.55 and 7,115.22

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Solution

The fourth proportional to 25,833.74, 38,751.55 and 7,115.22 is: 10,673.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,833.74 : 38,751.55 = 7,115.22 : x
  2. Step 2: Convert to fraction form
    25,833.74/38,751.55 = 7,115.22/x
  3. Step 3: Cross multiply
    25,833.74x = 38,751.55 × 7,115.22
  4. Step 4: Simplify right side
    25,833.74x = 275,725,803.59
  5. Step 5: Solve for x
    x = 275,725,803.59/25,833.74
  6. Step 6: Final answer
    x = 10,673.09

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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.