Home / 25,207.20-37,817.03-10,420.35

Finding the Fourth Proportional to 25,207.20, 37,817.03 and 10,420.35

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Solution

The fourth proportional to 25,207.20, 37,817.03 and 10,420.35 is: 15,633.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,207.20 : 37,817.03 = 10,420.35 : x
  2. Step 2: Convert to fraction form
    25,207.20/37,817.03 = 10,420.35/x
  3. Step 3: Cross multiply
    25,207.20x = 37,817.03 × 10,420.35
  4. Step 4: Simplify right side
    25,207.20x = 394,066,688.56
  5. Step 5: Solve for x
    x = 394,066,688.56/25,207.20
  6. Step 6: Final answer
    x = 15,633.10

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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.