Home / 62,741.08-94,125.66-21,187

Finding the Fourth Proportional to 62,741.08, 94,125.66 and 21,187

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Solution

The fourth proportional to 62,741.08, 94,125.66 and 21,187 is: 31,785.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,741.08 : 94,125.66 = 21,187 : x
  2. Step 2: Convert to fraction form
    62,741.08/94,125.66 = 21,187/x
  3. Step 3: Cross multiply
    62,741.08x = 94,125.66 × 21,187
  4. Step 4: Simplify right side
    62,741.08x = 1,994,240,358.42
  5. Step 5: Solve for x
    x = 1,994,240,358.42/62,741.08
  6. Step 6: Final answer
    x = 31,785.24

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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.