Home / 56,090.02-84,151.26-18,138.48

Finding the Fourth Proportional to 56,090.02, 84,151.26 and 18,138.48

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Solution

The fourth proportional to 56,090.02, 84,151.26 and 18,138.48 is: 27,212.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,090.02 : 84,151.26 = 18,138.48 : x
  2. Step 2: Convert to fraction form
    56,090.02/84,151.26 = 18,138.48/x
  3. Step 3: Cross multiply
    56,090.02x = 84,151.26 × 18,138.48
  4. Step 4: Simplify right side
    56,090.02x = 1,526,375,946.48
  5. Step 5: Solve for x
    x = 1,526,375,946.48/56,090.02
  6. Step 6: Final answer
    x = 27,212.97

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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.