Home / 14,079.92-19,425.29-8,410.73

Finding the Fourth Proportional to 14,079.92, 19,425.29 and 8,410.73

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Solution

The fourth proportional to 14,079.92, 19,425.29 and 8,410.73 is: 11,603.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,079.92 : 19,425.29 = 8,410.73 : x
  2. Step 2: Convert to fraction form
    14,079.92/19,425.29 = 8,410.73/x
  3. Step 3: Cross multiply
    14,079.92x = 19,425.29 × 8,410.73
  4. Step 4: Simplify right side
    14,079.92x = 163,380,730.18
  5. Step 5: Solve for x
    x = 163,380,730.18/14,079.92
  6. Step 6: Final answer
    x = 11,603.82

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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.