Home / 25,258.71-37,861.63-8,612.91

Finding the Fourth Proportional to 25,258.71, 37,861.63 and 8,612.91

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Solution

The fourth proportional to 25,258.71, 37,861.63 and 8,612.91 is: 12,910.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,258.71 : 37,861.63 = 8,612.91 : x
  2. Step 2: Convert to fraction form
    25,258.71/37,861.63 = 8,612.91/x
  3. Step 3: Cross multiply
    25,258.71x = 37,861.63 × 8,612.91
  4. Step 4: Simplify right side
    25,258.71x = 326,098,811.64
  5. Step 5: Solve for x
    x = 326,098,811.64/25,258.71
  6. Step 6: Final answer
    x = 12,910.35

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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.