Home / 19,885.55-29,827.62-5,094.60

Finding the Fourth Proportional to 19,885.55, 29,827.62 and 5,094.60

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Solution

The fourth proportional to 19,885.55, 29,827.62 and 5,094.60 is: 7,641.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,885.55 : 29,827.62 = 5,094.60 : x
  2. Step 2: Convert to fraction form
    19,885.55/29,827.62 = 5,094.60/x
  3. Step 3: Cross multiply
    19,885.55x = 29,827.62 × 5,094.60
  4. Step 4: Simplify right side
    19,885.55x = 151,959,792.85
  5. Step 5: Solve for x
    x = 151,959,792.85/19,885.55
  6. Step 6: Final answer
    x = 7,641.72

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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.