Home / 37,821.85-56,733.08-12,867.57

Finding the Fourth Proportional to 37,821.85, 56,733.08 and 12,867.57

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Solution

The fourth proportional to 37,821.85, 56,733.08 and 12,867.57 is: 19,301.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,821.85 : 56,733.08 = 12,867.57 : x
  2. Step 2: Convert to fraction form
    37,821.85/56,733.08 = 12,867.57/x
  3. Step 3: Cross multiply
    37,821.85x = 56,733.08 × 12,867.57
  4. Step 4: Simplify right side
    37,821.85x = 730,017,099.01
  5. Step 5: Solve for x
    x = 730,017,099.01/37,821.85
  6. Step 6: Final answer
    x = 19,301.46

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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.