Home / 25,205.50-37,814.51-10,418.68

Finding the Fourth Proportional to 25,205.50, 37,814.51 and 10,418.68

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Solution

The fourth proportional to 25,205.50, 37,814.51 and 10,418.68 is: 15,630.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,205.50 : 37,814.51 = 10,418.68 : x
  2. Step 2: Convert to fraction form
    25,205.50/37,814.51 = 10,418.68/x
  3. Step 3: Cross multiply
    25,205.50x = 37,814.51 × 10,418.68
  4. Step 4: Simplify right side
    25,205.50x = 393,977,279.05
  5. Step 5: Solve for x
    x = 393,977,279.05/25,205.50
  6. Step 6: Final answer
    x = 15,630.61

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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.