Home / 14,468.50-19,930.81-12,337.09

Finding the Fourth Proportional to 14,468.50, 19,930.81 and 12,337.09

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Solution

The fourth proportional to 14,468.50, 19,930.81 and 12,337.09 is: 16,994.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,468.50 : 19,930.81 = 12,337.09 : x
  2. Step 2: Convert to fraction form
    14,468.50/19,930.81 = 12,337.09/x
  3. Step 3: Cross multiply
    14,468.50x = 19,930.81 × 12,337.09
  4. Step 4: Simplify right side
    14,468.50x = 245,888,196.74
  5. Step 5: Solve for x
    x = 245,888,196.74/14,468.50
  6. Step 6: Final answer
    x = 16,994.73

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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.