Home / 56,945.46-85,358.75-19,494.50

Finding the Fourth Proportional to 56,945.46, 85,358.75 and 19,494.50

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Solution

The fourth proportional to 56,945.46, 85,358.75 and 19,494.50 is: 29,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,945.46 : 85,358.75 = 19,494.50 : x
  2. Step 2: Convert to fraction form
    56,945.46/85,358.75 = 19,494.50/x
  3. Step 3: Cross multiply
    56,945.46x = 85,358.75 × 19,494.50
  4. Step 4: Simplify right side
    56,945.46x = 1,664,026,151.88
  5. Step 5: Solve for x
    x = 1,664,026,151.88/56,945.46
  6. Step 6: Final answer
    x = 29,221.40

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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.