Home / 37,919.72-56,880.40-11,623.88

Finding the Fourth Proportional to 37,919.72, 56,880.40 and 11,623.88

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Solution

The fourth proportional to 37,919.72, 56,880.40 and 11,623.88 is: 17,436.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,919.72 : 56,880.40 = 11,623.88 : x
  2. Step 2: Convert to fraction form
    37,919.72/56,880.40 = 11,623.88/x
  3. Step 3: Cross multiply
    37,919.72x = 56,880.40 × 11,623.88
  4. Step 4: Simplify right side
    37,919.72x = 661,170,943.95
  5. Step 5: Solve for x
    x = 661,170,943.95/37,919.72
  6. Step 6: Final answer
    x = 17,436.07

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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.