Home / 27,445.59-37,873.94-15,508.67

Finding the Fourth Proportional to 27,445.59, 37,873.94 and 15,508.67

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Solution

The fourth proportional to 27,445.59, 37,873.94 and 15,508.67 is: 21,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,445.59 : 37,873.94 = 15,508.67 : x
  2. Step 2: Convert to fraction form
    27,445.59/37,873.94 = 15,508.67/x
  3. Step 3: Cross multiply
    27,445.59x = 37,873.94 × 15,508.67
  4. Step 4: Simplify right side
    27,445.59x = 587,374,170.15
  5. Step 5: Solve for x
    x = 587,374,170.15/27,445.59
  6. Step 6: Final answer
    x = 21,401.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.