Home / 19,712.64-29,569.50-6,564.54

Finding the Fourth Proportional to 19,712.64, 29,569.50 and 6,564.54

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Solution

The fourth proportional to 19,712.64, 29,569.50 and 6,564.54 is: 9,846.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,712.64 : 29,569.50 = 6,564.54 : x
  2. Step 2: Convert to fraction form
    19,712.64/29,569.50 = 6,564.54/x
  3. Step 3: Cross multiply
    19,712.64x = 29,569.50 × 6,564.54
  4. Step 4: Simplify right side
    19,712.64x = 194,110,165.53
  5. Step 5: Solve for x
    x = 194,110,165.53/19,712.64
  6. Step 6: Final answer
    x = 9,846.99

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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.