Home / 14,364.24-21,531-10,247.76

Finding the Fourth Proportional to 14,364.24, 21,531 and 10,247.76

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Solution

The fourth proportional to 14,364.24, 21,531 and 10,247.76 is: 15,360.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,364.24 : 21,531 = 10,247.76 : x
  2. Step 2: Convert to fraction form
    14,364.24/21,531 = 10,247.76/x
  3. Step 3: Cross multiply
    14,364.24x = 21,531 × 10,247.76
  4. Step 4: Simplify right side
    14,364.24x = 220,644,520.56
  5. Step 5: Solve for x
    x = 220,644,520.56/14,364.24
  6. Step 6: Final answer
    x = 15,360.68

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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.