Home / 18,283.85-25,234.22-10,522.50

Finding the Fourth Proportional to 18,283.85, 25,234.22 and 10,522.50

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Solution

The fourth proportional to 18,283.85, 25,234.22 and 10,522.50 is: 14,522.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,283.85 : 25,234.22 = 10,522.50 : x
  2. Step 2: Convert to fraction form
    18,283.85/25,234.22 = 10,522.50/x
  3. Step 3: Cross multiply
    18,283.85x = 25,234.22 × 10,522.50
  4. Step 4: Simplify right side
    18,283.85x = 265,527,079.95
  5. Step 5: Solve for x
    x = 265,527,079.95/18,283.85
  6. Step 6: Final answer
    x = 14,522.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.