Home / 23,453.79-32,366.28-12,698.78

Finding the Fourth Proportional to 23,453.79, 32,366.28 and 12,698.78

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Solution

The fourth proportional to 23,453.79, 32,366.28 and 12,698.78 is: 17,524.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,453.79 : 32,366.28 = 12,698.78 : x
  2. Step 2: Convert to fraction form
    23,453.79/32,366.28 = 12,698.78/x
  3. Step 3: Cross multiply
    23,453.79x = 32,366.28 × 12,698.78
  4. Step 4: Simplify right side
    23,453.79x = 411,012,107.31
  5. Step 5: Solve for x
    x = 411,012,107.31/23,453.79
  6. Step 6: Final answer
    x = 17,524.34

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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.