Home / 34,786.50-48,005.37-19,885.38

Finding the Fourth Proportional to 34,786.50, 48,005.37 and 19,885.38

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Solution

The fourth proportional to 34,786.50, 48,005.37 and 19,885.38 is: 27,441.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,786.50 : 48,005.37 = 19,885.38 : x
  2. Step 2: Convert to fraction form
    34,786.50/48,005.37 = 19,885.38/x
  3. Step 3: Cross multiply
    34,786.50x = 48,005.37 × 19,885.38
  4. Step 4: Simplify right side
    34,786.50x = 954,605,024.49
  5. Step 5: Solve for x
    x = 954,605,024.49/34,786.50
  6. Step 6: Final answer
    x = 27,441.82

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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.