Home / 14,818.97-22,216.89-7,419.62

Finding the Fourth Proportional to 14,818.97, 22,216.89 and 7,419.62

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Solution

The fourth proportional to 14,818.97, 22,216.89 and 7,419.62 is: 11,123.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,818.97 : 22,216.89 = 7,419.62 : x
  2. Step 2: Convert to fraction form
    14,818.97/22,216.89 = 7,419.62/x
  3. Step 3: Cross multiply
    14,818.97x = 22,216.89 × 7,419.62
  4. Step 4: Simplify right side
    14,818.97x = 164,840,881.38
  5. Step 5: Solve for x
    x = 164,840,881.38/14,818.97
  6. Step 6: Final answer
    x = 11,123.64

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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.