Home / 38,846.84-58,261.83-13,888.61

Finding the Fourth Proportional to 38,846.84, 58,261.83 and 13,888.61

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Solution

The fourth proportional to 38,846.84, 58,261.83 and 13,888.61 is: 20,829.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,846.84 : 58,261.83 = 13,888.61 : x
  2. Step 2: Convert to fraction form
    38,846.84/58,261.83 = 13,888.61/x
  3. Step 3: Cross multiply
    38,846.84x = 58,261.83 × 13,888.61
  4. Step 4: Simplify right side
    38,846.84x = 809,176,115.69
  5. Step 5: Solve for x
    x = 809,176,115.69/38,846.84
  6. Step 6: Final answer
    x = 20,829.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.