Home / 16,707.69-25,159.79-12,060.30

Finding the Fourth Proportional to 16,707.69, 25,159.79 and 12,060.30

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Solution

The fourth proportional to 16,707.69, 25,159.79 and 12,060.30 is: 18,161.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,707.69 : 25,159.79 = 12,060.30 : x
  2. Step 2: Convert to fraction form
    16,707.69/25,159.79 = 12,060.30/x
  3. Step 3: Cross multiply
    16,707.69x = 25,159.79 × 12,060.30
  4. Step 4: Simplify right side
    16,707.69x = 303,434,555.04
  5. Step 5: Solve for x
    x = 303,434,555.04/16,707.69
  6. Step 6: Final answer
    x = 18,161.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.