Home / 19,710.57-27,200.67-10,758.27

Finding the Fourth Proportional to 19,710.57, 27,200.67 and 10,758.27

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Solution

The fourth proportional to 19,710.57, 27,200.67 and 10,758.27 is: 14,846.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,710.57 : 27,200.67 = 10,758.27 : x
  2. Step 2: Convert to fraction form
    19,710.57/27,200.67 = 10,758.27/x
  3. Step 3: Cross multiply
    19,710.57x = 27,200.67 × 10,758.27
  4. Step 4: Simplify right side
    19,710.57x = 292,632,152.04
  5. Step 5: Solve for x
    x = 292,632,152.04/19,710.57
  6. Step 6: Final answer
    x = 14,846.46

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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.