Home / 51,600.40-77,327.70-35,999.80

Finding the Fourth Proportional to 51,600.40, 77,327.70 and 35,999.80

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Solution

The fourth proportional to 51,600.40, 77,327.70 and 35,999.80 is: 53,948.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,600.40 : 77,327.70 = 35,999.80 : x
  2. Step 2: Convert to fraction form
    51,600.40/77,327.70 = 35,999.80/x
  3. Step 3: Cross multiply
    51,600.40x = 77,327.70 × 35,999.80
  4. Step 4: Simplify right side
    51,600.40x = 2,783,781,734.46
  5. Step 5: Solve for x
    x = 2,783,781,734.46/51,600.40
  6. Step 6: Final answer
    x = 53,948.84

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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.