Home / 25,302.25-37,976.52-12,830.88

Finding the Fourth Proportional to 25,302.25, 37,976.52 and 12,830.88

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Solution

The fourth proportional to 25,302.25, 37,976.52 and 12,830.88 is: 19,258.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,302.25 : 37,976.52 = 12,830.88 : x
  2. Step 2: Convert to fraction form
    25,302.25/37,976.52 = 12,830.88/x
  3. Step 3: Cross multiply
    25,302.25x = 37,976.52 × 12,830.88
  4. Step 4: Simplify right side
    25,302.25x = 487,272,218.57
  5. Step 5: Solve for x
    x = 487,272,218.57/25,302.25
  6. Step 6: Final answer
    x = 19,258.06

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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.