Home / 27,516.08-37,974.54-15,581.52

Finding the Fourth Proportional to 27,516.08, 37,974.54 and 15,581.52

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Solution

The fourth proportional to 27,516.08, 37,974.54 and 15,581.52 is: 21,503.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,516.08 : 37,974.54 = 15,581.52 : x
  2. Step 2: Convert to fraction form
    27,516.08/37,974.54 = 15,581.52/x
  3. Step 3: Cross multiply
    27,516.08x = 37,974.54 × 15,581.52
  4. Step 4: Simplify right side
    27,516.08x = 591,701,054.50
  5. Step 5: Solve for x
    x = 591,701,054.50/27,516.08
  6. Step 6: Final answer
    x = 21,503.83

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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.