Home / 52,781.22-72,837.23-30,127.24

Finding the Fourth Proportional to 52,781.22, 72,837.23 and 30,127.24

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Solution

The fourth proportional to 52,781.22, 72,837.23 and 30,127.24 is: 41,575.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,781.22 : 72,837.23 = 30,127.24 : x
  2. Step 2: Convert to fraction form
    52,781.22/72,837.23 = 30,127.24/x
  3. Step 3: Cross multiply
    52,781.22x = 72,837.23 × 30,127.24
  4. Step 4: Simplify right side
    52,781.22x = 2,194,384,649.56
  5. Step 5: Solve for x
    x = 2,194,384,649.56/52,781.22
  6. Step 6: Final answer
    x = 41,575.10

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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.