Home / 40,447.05-60,670.69-12,366.98

Finding the Fourth Proportional to 40,447.05, 60,670.69 and 12,366.98

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Solution

The fourth proportional to 40,447.05, 60,670.69 and 12,366.98 is: 18,550.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,447.05 : 60,670.69 = 12,366.98 : x
  2. Step 2: Convert to fraction form
    40,447.05/60,670.69 = 12,366.98/x
  3. Step 3: Cross multiply
    40,447.05x = 60,670.69 × 12,366.98
  4. Step 4: Simplify right side
    40,447.05x = 750,313,103.06
  5. Step 5: Solve for x
    x = 750,313,103.06/40,447.05
  6. Step 6: Final answer
    x = 18,550.50

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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.