Home / 19,703.24-27,190.61-10,750.85

Finding the Fourth Proportional to 19,703.24, 27,190.61 and 10,750.85

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Solution

The fourth proportional to 19,703.24, 27,190.61 and 10,750.85 is: 14,836.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,703.24 : 27,190.61 = 10,750.85 : x
  2. Step 2: Convert to fraction form
    19,703.24/27,190.61 = 10,750.85/x
  3. Step 3: Cross multiply
    19,703.24x = 27,190.61 × 10,750.85
  4. Step 4: Simplify right side
    19,703.24x = 292,321,979.81
  5. Step 5: Solve for x
    x = 292,321,979.81/19,703.24
  6. Step 6: Final answer
    x = 14,836.24

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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.