Home / 19,885.48-29,827.54-5,094.54

Finding the Fourth Proportional to 19,885.48, 29,827.54 and 5,094.54

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Solution

The fourth proportional to 19,885.48, 29,827.54 and 5,094.54 is: 7,641.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,885.48 : 29,827.54 = 5,094.54 : x
  2. Step 2: Convert to fraction form
    19,885.48/29,827.54 = 5,094.54/x
  3. Step 3: Cross multiply
    19,885.48x = 29,827.54 × 5,094.54
  4. Step 4: Simplify right side
    19,885.48x = 151,957,570.16
  5. Step 5: Solve for x
    x = 151,957,570.16/19,885.48
  6. Step 6: Final answer
    x = 7,641.64

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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.