Home / 72,826.74-109,246.06-20,236.24

Finding the Fourth Proportional to 72,826.74, 109,246.06 and 20,236.24

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Solution

The fourth proportional to 72,826.74, 109,246.06 and 20,236.24 is: 30,356.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,826.74 : 109,246.06 = 20,236.24 : x
  2. Step 2: Convert to fraction form
    72,826.74/109,246.06 = 20,236.24/x
  3. Step 3: Cross multiply
    72,826.74x = 109,246.06 × 20,236.24
  4. Step 4: Simplify right side
    72,826.74x = 2,210,729,489.21
  5. Step 5: Solve for x
    x = 2,210,729,489.21/72,826.74
  6. Step 6: Final answer
    x = 30,356.01

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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.