Home / 14,663.10-21,994.70-3,569.79

Finding the Fourth Proportional to 14,663.10, 21,994.70 and 3,569.79

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Solution

The fourth proportional to 14,663.10, 21,994.70 and 3,569.79 is: 5,354.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,663.10 : 21,994.70 = 3,569.79 : x
  2. Step 2: Convert to fraction form
    14,663.10/21,994.70 = 3,569.79/x
  3. Step 3: Cross multiply
    14,663.10x = 21,994.70 × 3,569.79
  4. Step 4: Simplify right side
    14,663.10x = 78,516,442.26
  5. Step 5: Solve for x
    x = 78,516,442.26/14,663.10
  6. Step 6: Final answer
    x = 5,354.70

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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.