Home / 17,953.74-24,777.15-9,995.79

Finding the Fourth Proportional to 17,953.74, 24,777.15 and 9,995.79

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Solution

The fourth proportional to 17,953.74, 24,777.15 and 9,995.79 is: 13,794.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,953.74 : 24,777.15 = 9,995.79 : x
  2. Step 2: Convert to fraction form
    17,953.74/24,777.15 = 9,995.79/x
  3. Step 3: Cross multiply
    17,953.74x = 24,777.15 × 9,995.79
  4. Step 4: Simplify right side
    17,953.74x = 247,667,188.20
  5. Step 5: Solve for x
    x = 247,667,188.20/17,953.74
  6. Step 6: Final answer
    x = 13,794.74

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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.