Home / 44,367.50-66,550.98-12,778.40

Finding the Fourth Proportional to 44,367.50, 66,550.98 and 12,778.40

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Solution

The fourth proportional to 44,367.50, 66,550.98 and 12,778.40 is: 19,167.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,367.50 : 66,550.98 = 12,778.40 : x
  2. Step 2: Convert to fraction form
    44,367.50/66,550.98 = 12,778.40/x
  3. Step 3: Cross multiply
    44,367.50x = 66,550.98 × 12,778.40
  4. Step 4: Simplify right side
    44,367.50x = 850,415,042.83
  5. Step 5: Solve for x
    x = 850,415,042.83/44,367.50
  6. Step 6: Final answer
    x = 19,167.52

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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.