Home / 38,814.92-58,233.72-12,519.08

Finding the Fourth Proportional to 38,814.92, 58,233.72 and 12,519.08

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Solution

The fourth proportional to 38,814.92, 58,233.72 and 12,519.08 is: 18,782.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,814.92 : 58,233.72 = 12,519.08 : x
  2. Step 2: Convert to fraction form
    38,814.92/58,233.72 = 12,519.08/x
  3. Step 3: Cross multiply
    38,814.92x = 58,233.72 × 12,519.08
  4. Step 4: Simplify right side
    38,814.92x = 729,032,599.38
  5. Step 5: Solve for x
    x = 729,032,599.38/38,814.92
  6. Step 6: Final answer
    x = 18,782.28

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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.