Home / 25,140.70-37,716.45-7,612.30

Finding the Fourth Proportional to 25,140.70, 37,716.45 and 7,612.30

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Solution

The fourth proportional to 25,140.70, 37,716.45 and 7,612.30 is: 11,420.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140.70 : 37,716.45 = 7,612.30 : x
  2. Step 2: Convert to fraction form
    25,140.70/37,716.45 = 7,612.30/x
  3. Step 3: Cross multiply
    25,140.70x = 37,716.45 × 7,612.30
  4. Step 4: Simplify right side
    25,140.70x = 287,108,932.34
  5. Step 5: Solve for x
    x = 287,108,932.34/25,140.70
  6. Step 6: Final answer
    x = 11,420.09

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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.