Home / 25,304.60-37,979.86-12,833.30

Finding the Fourth Proportional to 25,304.60, 37,979.86 and 12,833.30

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Solution

The fourth proportional to 25,304.60, 37,979.86 and 12,833.30 is: 19,261.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,304.60 : 37,979.86 = 12,833.30 : x
  2. Step 2: Convert to fraction form
    25,304.60/37,979.86 = 12,833.30/x
  3. Step 3: Cross multiply
    25,304.60x = 37,979.86 × 12,833.30
  4. Step 4: Simplify right side
    25,304.60x = 487,406,937.34
  5. Step 5: Solve for x
    x = 487,406,937.34/25,304.60
  6. Step 6: Final answer
    x = 19,261.59

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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.