Home / 14,098.32-21,155.04-10,817.28

Finding the Fourth Proportional to 14,098.32, 21,155.04 and 10,817.28

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Solution

The fourth proportional to 14,098.32, 21,155.04 and 10,817.28 is: 16,231.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.32 : 21,155.04 = 10,817.28 : x
  2. Step 2: Convert to fraction form
    14,098.32/21,155.04 = 10,817.28/x
  3. Step 3: Cross multiply
    14,098.32x = 21,155.04 × 10,817.28
  4. Step 4: Simplify right side
    14,098.32x = 228,839,991.09
  5. Step 5: Solve for x
    x = 228,839,991.09/14,098.32
  6. Step 6: Final answer
    x = 16,231.72

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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.