Home / 15,090.52-22,636.80-3,997.06

Finding the Fourth Proportional to 15,090.52, 22,636.80 and 3,997.06

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Solution

The fourth proportional to 15,090.52, 22,636.80 and 3,997.06 is: 5,995.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,090.52 : 22,636.80 = 3,997.06 : x
  2. Step 2: Convert to fraction form
    15,090.52/22,636.80 = 3,997.06/x
  3. Step 3: Cross multiply
    15,090.52x = 22,636.80 × 3,997.06
  4. Step 4: Simplify right side
    15,090.52x = 90,480,647.81
  5. Step 5: Solve for x
    x = 90,480,647.81/15,090.52
  6. Step 6: Final answer
    x = 5,995.86

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1.5x scale

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.