Home / 19,515.60-29,273.28-6,367.98

Finding the Fourth Proportional to 19,515.60, 29,273.28 and 6,367.98

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Solution

The fourth proportional to 19,515.60, 29,273.28 and 6,367.98 is: 9,551.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,515.60 : 29,273.28 = 6,367.98 : x
  2. Step 2: Convert to fraction form
    19,515.60/29,273.28 = 6,367.98/x
  3. Step 3: Cross multiply
    19,515.60x = 29,273.28 × 6,367.98
  4. Step 4: Simplify right side
    19,515.60x = 186,411,661.57
  5. Step 5: Solve for x
    x = 186,411,661.57/19,515.60
  6. Step 6: Final answer
    x = 9,551.93

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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.