Home / 31,727.02-43,784.86-17,579.92

Finding the Fourth Proportional to 31,727.02, 43,784.86 and 17,579.92

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Solution

The fourth proportional to 31,727.02, 43,784.86 and 17,579.92 is: 24,261.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,727.02 : 43,784.86 = 17,579.92 : x
  2. Step 2: Convert to fraction form
    31,727.02/43,784.86 = 17,579.92/x
  3. Step 3: Cross multiply
    31,727.02x = 43,784.86 × 17,579.92
  4. Step 4: Simplify right side
    31,727.02x = 769,734,336.01
  5. Step 5: Solve for x
    x = 769,734,336.01/31,727.02
  6. Step 6: Final answer
    x = 24,261.16

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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.