Home / 37,736.73-56,615.30-12,776.78

Finding the Fourth Proportional to 37,736.73, 56,615.30 and 12,776.78

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Solution

The fourth proportional to 37,736.73, 56,615.30 and 12,776.78 is: 19,168.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,736.73 : 56,615.30 = 12,776.78 : x
  2. Step 2: Convert to fraction form
    37,736.73/56,615.30 = 12,776.78/x
  3. Step 3: Cross multiply
    37,736.73x = 56,615.30 × 12,776.78
  4. Step 4: Simplify right side
    37,736.73x = 723,360,981.60
  5. Step 5: Solve for x
    x = 723,360,981.60/37,736.73
  6. Step 6: Final answer
    x = 19,168.62

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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.