Home / 12,332.77-17,021.45-6,956.86

Finding the Fourth Proportional to 12,332.77, 17,021.45 and 6,956.86

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Solution

The fourth proportional to 12,332.77, 17,021.45 and 6,956.86 is: 9,601.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.77 : 17,021.45 = 6,956.86 : x
  2. Step 2: Convert to fraction form
    12,332.77/17,021.45 = 6,956.86/x
  3. Step 3: Cross multiply
    12,332.77x = 17,021.45 × 6,956.86
  4. Step 4: Simplify right side
    12,332.77x = 118,415,793.40
  5. Step 5: Solve for x
    x = 118,415,793.40/12,332.77
  6. Step 6: Final answer
    x = 9,601.72

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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.