Home / 26,979.52-40,444.44-18,217.48

Finding the Fourth Proportional to 26,979.52, 40,444.44 and 18,217.48

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Solution

The fourth proportional to 26,979.52, 40,444.44 and 18,217.48 is: 27,309.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,979.52 : 40,444.44 = 18,217.48 : x
  2. Step 2: Convert to fraction form
    26,979.52/40,444.44 = 18,217.48/x
  3. Step 3: Cross multiply
    26,979.52x = 40,444.44 × 18,217.48
  4. Step 4: Simplify right side
    26,979.52x = 736,795,776.81
  5. Step 5: Solve for x
    x = 736,795,776.81/26,979.52
  6. Step 6: Final answer
    x = 27,309.45

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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.