Home / 14,746.14-20,349.57-8,031.75

Finding the Fourth Proportional to 14,746.14, 20,349.57 and 8,031.75

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Solution

The fourth proportional to 14,746.14, 20,349.57 and 8,031.75 is: 11,083.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,746.14 : 20,349.57 = 8,031.75 : x
  2. Step 2: Convert to fraction form
    14,746.14/20,349.57 = 8,031.75/x
  3. Step 3: Cross multiply
    14,746.14x = 20,349.57 × 8,031.75
  4. Step 4: Simplify right side
    14,746.14x = 163,442,658.85
  5. Step 5: Solve for x
    x = 163,442,658.85/14,746.14
  6. Step 6: Final answer
    x = 11,083.76

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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.