Home / 19,703.53-27,191.97-10,751.18

Finding the Fourth Proportional to 19,703.53, 27,191.97 and 10,751.18

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Solution

The fourth proportional to 19,703.53, 27,191.97 and 10,751.18 is: 14,837.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,703.53 : 27,191.97 = 10,751.18 : x
  2. Step 2: Convert to fraction form
    19,703.53/27,191.97 = 10,751.18/x
  3. Step 3: Cross multiply
    19,703.53x = 27,191.97 × 10,751.18
  4. Step 4: Simplify right side
    19,703.53x = 292,345,710.27
  5. Step 5: Solve for x
    x = 292,345,710.27/19,703.53
  6. Step 6: Final answer
    x = 14,837.23

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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.