Home / 25,722.50-38,583.27-8,192.07

Finding the Fourth Proportional to 25,722.50, 38,583.27 and 8,192.07

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Solution

The fourth proportional to 25,722.50, 38,583.27 and 8,192.07 is: 12,287.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,722.50 : 38,583.27 = 8,192.07 : x
  2. Step 2: Convert to fraction form
    25,722.50/38,583.27 = 8,192.07/x
  3. Step 3: Cross multiply
    25,722.50x = 38,583.27 × 8,192.07
  4. Step 4: Simplify right side
    25,722.50x = 316,076,848.67
  5. Step 5: Solve for x
    x = 316,076,848.67/25,722.50
  6. Step 6: Final answer
    x = 12,287.95

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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.