Home / 25,818.69-38,723.97-7,100.13

Finding the Fourth Proportional to 25,818.69, 38,723.97 and 7,100.13

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Solution

The fourth proportional to 25,818.69, 38,723.97 and 7,100.13 is: 10,649.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818.69 : 38,723.97 = 7,100.13 : x
  2. Step 2: Convert to fraction form
    25,818.69/38,723.97 = 7,100.13/x
  3. Step 3: Cross multiply
    25,818.69x = 38,723.97 × 7,100.13
  4. Step 4: Simplify right side
    25,818.69x = 274,945,221.12
  5. Step 5: Solve for x
    x = 274,945,221.12/25,818.69
  6. Step 6: Final answer
    x = 10,649.08

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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.