Home / 26,627.76-39,909.87-12,376.98

Finding the Fourth Proportional to 26,627.76, 39,909.87 and 12,376.98

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Solution

The fourth proportional to 26,627.76, 39,909.87 and 12,376.98 is: 18,550.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,627.76 : 39,909.87 = 12,376.98 : x
  2. Step 2: Convert to fraction form
    26,627.76/39,909.87 = 12,376.98/x
  3. Step 3: Cross multiply
    26,627.76x = 39,909.87 × 12,376.98
  4. Step 4: Simplify right side
    26,627.76x = 493,963,662.79
  5. Step 5: Solve for x
    x = 493,963,662.79/26,627.76
  6. Step 6: Final answer
    x = 18,550.70

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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.