Home / 25,010.20-37,529.70-9,429.40

Finding the Fourth Proportional to 25,010.20, 37,529.70 and 9,429.40

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Solution

The fourth proportional to 25,010.20, 37,529.70 and 9,429.40 is: 14,149.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,010.20 : 37,529.70 = 9,429.40 : x
  2. Step 2: Convert to fraction form
    25,010.20/37,529.70 = 9,429.40/x
  3. Step 3: Cross multiply
    25,010.20x = 37,529.70 × 9,429.40
  4. Step 4: Simplify right side
    25,010.20x = 353,882,553.18
  5. Step 5: Solve for x
    x = 353,882,553.18/25,010.20
  6. Step 6: Final answer
    x = 14,149.53

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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.