Home / 25,855.15-38,784.68-10,053.39

Finding the Fourth Proportional to 25,855.15, 38,784.68 and 10,053.39

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Solution

The fourth proportional to 25,855.15, 38,784.68 and 10,053.39 is: 15,080.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,855.15 : 38,784.68 = 10,053.39 : x
  2. Step 2: Convert to fraction form
    25,855.15/38,784.68 = 10,053.39/x
  3. Step 3: Cross multiply
    25,855.15x = 38,784.68 × 10,053.39
  4. Step 4: Simplify right side
    25,855.15x = 389,917,514.07
  5. Step 5: Solve for x
    x = 389,917,514.07/25,855.15
  6. Step 6: Final answer
    x = 15,080.85

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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.