Home / 19,664.40-29,497.95-6,517.02

Finding the Fourth Proportional to 19,664.40, 29,497.95 and 6,517.02

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Solution

The fourth proportional to 19,664.40, 29,497.95 and 6,517.02 is: 9,775.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,664.40 : 29,497.95 = 6,517.02 : x
  2. Step 2: Convert to fraction form
    19,664.40/29,497.95 = 6,517.02/x
  3. Step 3: Cross multiply
    19,664.40x = 29,497.95 × 6,517.02
  4. Step 4: Simplify right side
    19,664.40x = 192,238,730.11
  5. Step 5: Solve for x
    x = 192,238,730.11/19,664.40
  6. Step 6: Final answer
    x = 9,775.98

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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.