Home / 26,600.79-39,897.93-6,877.70

Finding the Fourth Proportional to 26,600.79, 39,897.93 and 6,877.70

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Solution

The fourth proportional to 26,600.79, 39,897.93 and 6,877.70 is: 10,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,600.79 : 39,897.93 = 6,877.70 : x
  2. Step 2: Convert to fraction form
    26,600.79/39,897.93 = 6,877.70/x
  3. Step 3: Cross multiply
    26,600.79x = 39,897.93 × 6,877.70
  4. Step 4: Simplify right side
    26,600.79x = 274,405,793.67
  5. Step 5: Solve for x
    x = 274,405,793.67/26,600.79
  6. Step 6: Final answer
    x = 10,315.70

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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.