Home / 37,826.88-56,728.32-12,862.48

Finding the Fourth Proportional to 37,826.88, 56,728.32 and 12,862.48

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Solution

The fourth proportional to 37,826.88, 56,728.32 and 12,862.48 is: 19,289.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,826.88 : 56,728.32 = 12,862.48 : x
  2. Step 2: Convert to fraction form
    37,826.88/56,728.32 = 12,862.48/x
  3. Step 3: Cross multiply
    37,826.88x = 56,728.32 × 12,862.48
  4. Step 4: Simplify right side
    37,826.88x = 729,666,881.43
  5. Step 5: Solve for x
    x = 729,666,881.43/37,826.88
  6. Step 6: Final answer
    x = 19,289.64

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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.