Home / 34,230.94-47,238.20-19,123.82

Finding the Fourth Proportional to 34,230.94, 47,238.20 and 19,123.82

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Solution

The fourth proportional to 34,230.94, 47,238.20 and 19,123.82 is: 26,390.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,230.94 : 47,238.20 = 19,123.82 : x
  2. Step 2: Convert to fraction form
    34,230.94/47,238.20 = 19,123.82/x
  3. Step 3: Cross multiply
    34,230.94x = 47,238.20 × 19,123.82
  4. Step 4: Simplify right side
    34,230.94x = 903,374,833.92
  5. Step 5: Solve for x
    x = 903,374,833.92/34,230.94
  6. Step 6: Final answer
    x = 26,390.59

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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.