Home / 19,707.34-27,193.44-11,323.84

Finding the Fourth Proportional to 19,707.34, 27,193.44 and 11,323.84

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Solution

The fourth proportional to 19,707.34, 27,193.44 and 11,323.84 is: 15,625.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,707.34 : 27,193.44 = 11,323.84 : x
  2. Step 2: Convert to fraction form
    19,707.34/27,193.44 = 11,323.84/x
  3. Step 3: Cross multiply
    19,707.34x = 27,193.44 × 11,323.84
  4. Step 4: Simplify right side
    19,707.34x = 307,934,163.61
  5. Step 5: Solve for x
    x = 307,934,163.61/19,707.34
  6. Step 6: Final answer
    x = 15,625.35

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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.