Home / 19,312.03-28,968.56-6,164.38

Finding the Fourth Proportional to 19,312.03, 28,968.56 and 6,164.38

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Solution

The fourth proportional to 19,312.03, 28,968.56 and 6,164.38 is: 9,246.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,312.03 : 28,968.56 = 6,164.38 : x
  2. Step 2: Convert to fraction form
    19,312.03/28,968.56 = 6,164.38/x
  3. Step 3: Cross multiply
    19,312.03x = 28,968.56 × 6,164.38
  4. Step 4: Simplify right side
    19,312.03x = 178,573,211.89
  5. Step 5: Solve for x
    x = 178,573,211.89/19,312.03
  6. Step 6: Final answer
    x = 9,246.73

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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.