Home / 25,105.48-37,664.70-11,264.20

Finding the Fourth Proportional to 25,105.48, 37,664.70 and 11,264.20

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Solution

The fourth proportional to 25,105.48, 37,664.70 and 11,264.20 is: 16,899.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,105.48 : 37,664.70 = 11,264.20 : x
  2. Step 2: Convert to fraction form
    25,105.48/37,664.70 = 11,264.20/x
  3. Step 3: Cross multiply
    25,105.48x = 37,664.70 × 11,264.20
  4. Step 4: Simplify right side
    25,105.48x = 424,262,713.74
  5. Step 5: Solve for x
    x = 424,262,713.74/25,105.48
  6. Step 6: Final answer
    x = 16,899.21

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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.