Home / 23,778.60-35,639.80-9,729.96

Finding the Fourth Proportional to 23,778.60, 35,639.80 and 9,729.96

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Solution

The fourth proportional to 23,778.60, 35,639.80 and 9,729.96 is: 14,583.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,778.60 : 35,639.80 = 9,729.96 : x
  2. Step 2: Convert to fraction form
    23,778.60/35,639.80 = 9,729.96/x
  3. Step 3: Cross multiply
    23,778.60x = 35,639.80 × 9,729.96
  4. Step 4: Simplify right side
    23,778.60x = 346,773,828.41
  5. Step 5: Solve for x
    x = 346,773,828.41/23,778.60
  6. Step 6: Final answer
    x = 14,583.44

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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.