Home / 10,269.02-14,158.39-8,569.96

Finding the Fourth Proportional to 10,269.02, 14,158.39 and 8,569.96

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Solution

The fourth proportional to 10,269.02, 14,158.39 and 8,569.96 is: 11,815.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269.02 : 14,158.39 = 8,569.96 : x
  2. Step 2: Convert to fraction form
    10,269.02/14,158.39 = 8,569.96/x
  3. Step 3: Cross multiply
    10,269.02x = 14,158.39 × 8,569.96
  4. Step 4: Simplify right side
    10,269.02x = 121,336,835.96
  5. Step 5: Solve for x
    x = 121,336,835.96/10,269.02
  6. Step 6: Final answer
    x = 11,815.81

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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.