Home / 39,426.50-54,410.79-22,660.58

Finding the Fourth Proportional to 39,426.50, 54,410.79 and 22,660.58

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Solution

The fourth proportional to 39,426.50, 54,410.79 and 22,660.58 is: 31,272.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,426.50 : 54,410.79 = 22,660.58 : x
  2. Step 2: Convert to fraction form
    39,426.50/54,410.79 = 22,660.58/x
  3. Step 3: Cross multiply
    39,426.50x = 54,410.79 × 22,660.58
  4. Step 4: Simplify right side
    39,426.50x = 1,232,980,059.66
  5. Step 5: Solve for x
    x = 1,232,980,059.66/39,426.50
  6. Step 6: Final answer
    x = 31,272.88

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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.