Home / 37,355.32-56,035.77-13,668.40

Finding the Fourth Proportional to 37,355.32, 56,035.77 and 13,668.40

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Solution

The fourth proportional to 37,355.32, 56,035.77 and 13,668.40 is: 20,503.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,355.32 : 56,035.77 = 13,668.40 : x
  2. Step 2: Convert to fraction form
    37,355.32/56,035.77 = 13,668.40/x
  3. Step 3: Cross multiply
    37,355.32x = 56,035.77 × 13,668.40
  4. Step 4: Simplify right side
    37,355.32x = 765,919,318.67
  5. Step 5: Solve for x
    x = 765,919,318.67/37,355.32
  6. Step 6: Final answer
    x = 20,503.62

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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.