Home / 38,878.27-58,326.66-12,583.01

Finding the Fourth Proportional to 38,878.27, 58,326.66 and 12,583.01

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Solution

The fourth proportional to 38,878.27, 58,326.66 and 12,583.01 is: 18,877.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,878.27 : 58,326.66 = 12,583.01 : x
  2. Step 2: Convert to fraction form
    38,878.27/58,326.66 = 12,583.01/x
  3. Step 3: Cross multiply
    38,878.27x = 58,326.66 × 12,583.01
  4. Step 4: Simplify right side
    38,878.27x = 733,924,914.59
  5. Step 5: Solve for x
    x = 733,924,914.59/38,878.27
  6. Step 6: Final answer
    x = 18,877.51

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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.