Home / 37,319.60-51,501.48-21,404

Finding the Fourth Proportional to 37,319.60, 51,501.48 and 21,404

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Solution

The fourth proportional to 37,319.60, 51,501.48 and 21,404 is: 29,537.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,319.60 : 51,501.48 = 21,404 : x
  2. Step 2: Convert to fraction form
    37,319.60/51,501.48 = 21,404/x
  3. Step 3: Cross multiply
    37,319.60x = 51,501.48 × 21,404
  4. Step 4: Simplify right side
    37,319.60x = 1,102,337,677.92
  5. Step 5: Solve for x
    x = 1,102,337,677.92/37,319.60
  6. Step 6: Final answer
    x = 29,537.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.