Home / 19,703.48-27,190.57-10,750.79

Finding the Fourth Proportional to 19,703.48, 27,190.57 and 10,750.79

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Solution

The fourth proportional to 19,703.48, 27,190.57 and 10,750.79 is: 14,835.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,703.48 : 27,190.57 = 10,750.79 : x
  2. Step 2: Convert to fraction form
    19,703.48/27,190.57 = 10,750.79/x
  3. Step 3: Cross multiply
    19,703.48x = 27,190.57 × 10,750.79
  4. Step 4: Simplify right side
    19,703.48x = 292,320,108.05
  5. Step 5: Solve for x
    x = 292,320,108.05/19,703.48
  6. Step 6: Final answer
    x = 14,835.96

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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.