Home / 63,274-94,911.15-18,897.28

Finding the Fourth Proportional to 63,274, 94,911.15 and 18,897.28

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Solution

The fourth proportional to 63,274, 94,911.15 and 18,897.28 is: 28,345.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,274 : 94,911.15 = 18,897.28 : x
  2. Step 2: Convert to fraction form
    63,274/94,911.15 = 18,897.28/x
  3. Step 3: Cross multiply
    63,274x = 94,911.15 × 18,897.28
  4. Step 4: Simplify right side
    63,274x = 1,793,562,576.67
  5. Step 5: Solve for x
    x = 1,793,562,576.67/63,274
  6. Step 6: Final answer
    x = 28,345.96

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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.