Home / 37,612.20-56,418.30-15,418.20

Finding the Fourth Proportional to 37,612.20, 56,418.30 and 15,418.20

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Solution

The fourth proportional to 37,612.20, 56,418.30 and 15,418.20 is: 23,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,612.20 : 56,418.30 = 15,418.20 : x
  2. Step 2: Convert to fraction form
    37,612.20/56,418.30 = 15,418.20/x
  3. Step 3: Cross multiply
    37,612.20x = 56,418.30 × 15,418.20
  4. Step 4: Simplify right side
    37,612.20x = 869,868,633.06
  5. Step 5: Solve for x
    x = 869,868,633.06/37,612.20
  6. Step 6: Final answer
    x = 23,127.30

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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.