Home / 25,328.71-37,951.55-8,679.77

Finding the Fourth Proportional to 25,328.71, 37,951.55 and 8,679.77

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Solution

The fourth proportional to 25,328.71, 37,951.55 and 8,679.77 is: 13,005.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,328.71 : 37,951.55 = 8,679.77 : x
  2. Step 2: Convert to fraction form
    25,328.71/37,951.55 = 8,679.77/x
  3. Step 3: Cross multiply
    25,328.71x = 37,951.55 × 8,679.77
  4. Step 4: Simplify right side
    25,328.71x = 329,410,725.14
  5. Step 5: Solve for x
    x = 329,410,725.14/25,328.71
  6. Step 6: Final answer
    x = 13,005.43

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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.