Home / 48,713.10-73,014.34-20,615.62

Finding the Fourth Proportional to 48,713.10, 73,014.34 and 20,615.62

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Solution

The fourth proportional to 48,713.10, 73,014.34 and 20,615.62 is: 30,900.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,713.10 : 73,014.34 = 20,615.62 : x
  2. Step 2: Convert to fraction form
    48,713.10/73,014.34 = 20,615.62/x
  3. Step 3: Cross multiply
    48,713.10x = 73,014.34 × 20,615.62
  4. Step 4: Simplify right side
    48,713.10x = 1,505,235,887.99
  5. Step 5: Solve for x
    x = 1,505,235,887.99/48,713.10
  6. Step 6: Final answer
    x = 30,900.02

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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.