Home / 40,628.20-60,942.30-34,666.60

Finding the Fourth Proportional to 40,628.20, 60,942.30 and 34,666.60

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Solution

The fourth proportional to 40,628.20, 60,942.30 and 34,666.60 is: 51,999.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,628.20 : 60,942.30 = 34,666.60 : x
  2. Step 2: Convert to fraction form
    40,628.20/60,942.30 = 34,666.60/x
  3. Step 3: Cross multiply
    40,628.20x = 60,942.30 × 34,666.60
  4. Step 4: Simplify right side
    40,628.20x = 2,112,662,337.18
  5. Step 5: Solve for x
    x = 2,112,662,337.18/40,628.20
  6. Step 6: Final answer
    x = 51,999.90

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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.