Home / 16,230.24-22,364.28-12,453.24

Finding the Fourth Proportional to 16,230.24, 22,364.28 and 12,453.24

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Solution

The fourth proportional to 16,230.24, 22,364.28 and 12,453.24 is: 17,159.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,230.24 : 22,364.28 = 12,453.24 : x
  2. Step 2: Convert to fraction form
    16,230.24/22,364.28 = 12,453.24/x
  3. Step 3: Cross multiply
    16,230.24x = 22,364.28 × 12,453.24
  4. Step 4: Simplify right side
    16,230.24x = 278,507,746.27
  5. Step 5: Solve for x
    x = 278,507,746.27/16,230.24
  6. Step 6: Final answer
    x = 17,159.80

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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.