Home / 25,218.48-37,828.20-10,429.20

Finding the Fourth Proportional to 25,218.48, 37,828.20 and 10,429.20

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Solution

The fourth proportional to 25,218.48, 37,828.20 and 10,429.20 is: 15,644.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,218.48 : 37,828.20 = 10,429.20 : x
  2. Step 2: Convert to fraction form
    25,218.48/37,828.20 = 10,429.20/x
  3. Step 3: Cross multiply
    25,218.48x = 37,828.20 × 10,429.20
  4. Step 4: Simplify right side
    25,218.48x = 394,517,863.44
  5. Step 5: Solve for x
    x = 394,517,863.44/25,218.48
  6. Step 6: Final answer
    x = 15,644.00

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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.