Home / 25,304.40-37,979.82-12,833.10

Finding the Fourth Proportional to 25,304.40, 37,979.82 and 12,833.10

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Solution

The fourth proportional to 25,304.40, 37,979.82 and 12,833.10 is: 19,261.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,304.40 : 37,979.82 = 12,833.10 : x
  2. Step 2: Convert to fraction form
    25,304.40/37,979.82 = 12,833.10/x
  3. Step 3: Cross multiply
    25,304.40x = 37,979.82 × 12,833.10
  4. Step 4: Simplify right side
    25,304.40x = 487,398,828.04
  5. Step 5: Solve for x
    x = 487,398,828.04/25,304.40
  6. Step 6: Final answer
    x = 19,261.43

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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.