Home / 25,220.16-37,839.96-9,648.72

Finding the Fourth Proportional to 25,220.16, 37,839.96 and 9,648.72

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Solution

The fourth proportional to 25,220.16, 37,839.96 and 9,648.72 is: 14,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,220.16 : 37,839.96 = 9,648.72 : x
  2. Step 2: Convert to fraction form
    25,220.16/37,839.96 = 9,648.72/x
  3. Step 3: Cross multiply
    25,220.16x = 37,839.96 × 9,648.72
  4. Step 4: Simplify right side
    25,220.16x = 365,107,178.85
  5. Step 5: Solve for x
    x = 365,107,178.85/25,220.16
  6. Step 6: Final answer
    x = 14,476.80

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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.