Home / 17,228.50-23,763.99-12,440.46

Finding the Fourth Proportional to 17,228.50, 23,763.99 and 12,440.46

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Solution

The fourth proportional to 17,228.50, 23,763.99 and 12,440.46 is: 17,159.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,228.50 : 23,763.99 = 12,440.46 : x
  2. Step 2: Convert to fraction form
    17,228.50/23,763.99 = 12,440.46/x
  3. Step 3: Cross multiply
    17,228.50x = 23,763.99 × 12,440.46
  4. Step 4: Simplify right side
    17,228.50x = 295,634,967.04
  5. Step 5: Solve for x
    x = 295,634,967.04/17,228.50
  6. Step 6: Final answer
    x = 17,159.65

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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.