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Finding the Fourth Proportional to 14,333.95, 21,502.28 and 5,569.54

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Solution

The fourth proportional to 14,333.95, 21,502.28 and 5,569.54 is: 8,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,333.95 : 21,502.28 = 5,569.54 : x
  2. Step 2: Convert to fraction form
    14,333.95/21,502.28 = 5,569.54/x
  3. Step 3: Cross multiply
    14,333.95x = 21,502.28 × 5,569.54
  4. Step 4: Simplify right side
    14,333.95x = 119,757,673.19
  5. Step 5: Solve for x
    x = 119,757,673.19/14,333.95
  6. Step 6: Final answer
    x = 8,354.83

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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.