Home / 32,908.43-45,410.58-20,155.79

Finding the Fourth Proportional to 32,908.43, 45,410.58 and 20,155.79

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Solution

The fourth proportional to 32,908.43, 45,410.58 and 20,155.79 is: 27,813.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,908.43 : 45,410.58 = 20,155.79 : x
  2. Step 2: Convert to fraction form
    32,908.43/45,410.58 = 20,155.79/x
  3. Step 3: Cross multiply
    32,908.43x = 45,410.58 × 20,155.79
  4. Step 4: Simplify right side
    32,908.43x = 915,286,227.78
  5. Step 5: Solve for x
    x = 915,286,227.78/32,908.43
  6. Step 6: Final answer
    x = 27,813.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.