Home / 26,407.50-39,614.76-12,365.61

Finding the Fourth Proportional to 26,407.50, 39,614.76 and 12,365.61

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Solution

The fourth proportional to 26,407.50, 39,614.76 and 12,365.61 is: 18,550.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,407.50 : 39,614.76 = 12,365.61 : x
  2. Step 2: Convert to fraction form
    26,407.50/39,614.76 = 12,365.61/x
  3. Step 3: Cross multiply
    26,407.50x = 39,614.76 × 12,365.61
  4. Step 4: Simplify right side
    26,407.50x = 489,860,672.40
  5. Step 5: Solve for x
    x = 489,860,672.40/26,407.50
  6. Step 6: Final answer
    x = 18,550.06

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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.