Home / 40,212.20-60,318.30-37,620.20

Finding the Fourth Proportional to 40,212.20, 60,318.30 and 37,620.20

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Solution

The fourth proportional to 40,212.20, 60,318.30 and 37,620.20 is: 56,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,212.20 : 60,318.30 = 37,620.20 : x
  2. Step 2: Convert to fraction form
    40,212.20/60,318.30 = 37,620.20/x
  3. Step 3: Cross multiply
    40,212.20x = 60,318.30 × 37,620.20
  4. Step 4: Simplify right side
    40,212.20x = 2,269,186,509.66
  5. Step 5: Solve for x
    x = 2,269,186,509.66/40,212.20
  6. Step 6: Final answer
    x = 56,430.30

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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.