Home / 36,181.08-49,929.31-20,265.48

Finding the Fourth Proportional to 36,181.08, 49,929.31 and 20,265.48

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Solution

The fourth proportional to 36,181.08, 49,929.31 and 20,265.48 is: 27,966.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,181.08 : 49,929.31 = 20,265.48 : x
  2. Step 2: Convert to fraction form
    36,181.08/49,929.31 = 20,265.48/x
  3. Step 3: Cross multiply
    36,181.08x = 49,929.31 × 20,265.48
  4. Step 4: Simplify right side
    36,181.08x = 1,011,841,331.89
  5. Step 5: Solve for x
    x = 1,011,841,331.89/36,181.08
  6. Step 6: Final answer
    x = 27,966.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.