Home / 25,018.50-37,518.34-10,219.51

Finding the Fourth Proportional to 25,018.50, 37,518.34 and 10,219.51

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Solution

The fourth proportional to 25,018.50, 37,518.34 and 10,219.51 is: 15,325.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,018.50 : 37,518.34 = 10,219.51 : x
  2. Step 2: Convert to fraction form
    25,018.50/37,518.34 = 10,219.51/x
  3. Step 3: Cross multiply
    25,018.50x = 37,518.34 × 10,219.51
  4. Step 4: Simplify right side
    25,018.50x = 383,419,050.81
  5. Step 5: Solve for x
    x = 383,419,050.81/25,018.50
  6. Step 6: Final answer
    x = 15,325.42

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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.