Home / 19,740.16-29,611.80-6,592.58

Finding the Fourth Proportional to 19,740.16, 29,611.80 and 6,592.58

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Solution

The fourth proportional to 19,740.16, 29,611.80 and 6,592.58 is: 9,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,740.16 : 29,611.80 = 6,592.58 : x
  2. Step 2: Convert to fraction form
    19,740.16/29,611.80 = 6,592.58/x
  3. Step 3: Cross multiply
    19,740.16x = 29,611.80 × 6,592.58
  4. Step 4: Simplify right side
    19,740.16x = 195,218,135.72
  5. Step 5: Solve for x
    x = 195,218,135.72/19,740.16
  6. Step 6: Final answer
    x = 9,889.39

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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.