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Finding the Fourth Proportional to 14,562.29, 21,865.32 and 8,329.34

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Solution

The fourth proportional to 14,562.29, 21,865.32 and 8,329.34 is: 12,506.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,562.29 : 21,865.32 = 8,329.34 : x
  2. Step 2: Convert to fraction form
    14,562.29/21,865.32 = 8,329.34/x
  3. Step 3: Cross multiply
    14,562.29x = 21,865.32 × 8,329.34
  4. Step 4: Simplify right side
    14,562.29x = 182,123,642.84
  5. Step 5: Solve for x
    x = 182,123,642.84/14,562.29
  6. Step 6: Final answer
    x = 12,506.52

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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.