Home / 19,652.75-27,120.62-10,700.23

Finding the Fourth Proportional to 19,652.75, 27,120.62 and 10,700.23

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Solution

The fourth proportional to 19,652.75, 27,120.62 and 10,700.23 is: 14,766.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,652.75 : 27,120.62 = 10,700.23 : x
  2. Step 2: Convert to fraction form
    19,652.75/27,120.62 = 10,700.23/x
  3. Step 3: Cross multiply
    19,652.75x = 27,120.62 × 10,700.23
  4. Step 4: Simplify right side
    19,652.75x = 290,196,871.74
  5. Step 5: Solve for x
    x = 290,196,871.74/19,652.75
  6. Step 6: Final answer
    x = 14,766.22

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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.