Home / 37,219.90-55,837.56-12,261.48

Finding the Fourth Proportional to 37,219.90, 55,837.56 and 12,261.48

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Solution

The fourth proportional to 37,219.90, 55,837.56 and 12,261.48 is: 18,394.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,219.90 : 55,837.56 = 12,261.48 : x
  2. Step 2: Convert to fraction form
    37,219.90/55,837.56 = 12,261.48/x
  3. Step 3: Cross multiply
    37,219.90x = 55,837.56 × 12,261.48
  4. Step 4: Simplify right side
    37,219.90x = 684,651,125.19
  5. Step 5: Solve for x
    x = 684,651,125.19/37,219.90
  6. Step 6: Final answer
    x = 18,394.76

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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.