Home / 17,790.06-26,685.05-16,707.50

Finding the Fourth Proportional to 17,790.06, 26,685.05 and 16,707.50

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Solution

The fourth proportional to 17,790.06, 26,685.05 and 16,707.50 is: 25,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,790.06 : 26,685.05 = 16,707.50 : x
  2. Step 2: Convert to fraction form
    17,790.06/26,685.05 = 16,707.50/x
  3. Step 3: Cross multiply
    17,790.06x = 26,685.05 × 16,707.50
  4. Step 4: Simplify right side
    17,790.06x = 445,840,339.45
  5. Step 5: Solve for x
    x = 445,840,339.45/17,790.06
  6. Step 6: Final answer
    x = 25,061.20

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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.