Home / 14,103.58-21,155.32-6,306.92

Finding the Fourth Proportional to 14,103.58, 21,155.32 and 6,306.92

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Solution

The fourth proportional to 14,103.58, 21,155.32 and 6,306.92 is: 9,460.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103.58 : 21,155.32 = 6,306.92 : x
  2. Step 2: Convert to fraction form
    14,103.58/21,155.32 = 6,306.92/x
  3. Step 3: Cross multiply
    14,103.58x = 21,155.32 × 6,306.92
  4. Step 4: Simplify right side
    14,103.58x = 133,424,910.81
  5. Step 5: Solve for x
    x = 133,424,910.81/14,103.58
  6. Step 6: Final answer
    x = 9,460.36

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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.