Home / 27,486.50-37,930.26-15,552.32

Finding the Fourth Proportional to 27,486.50, 37,930.26 and 15,552.32

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Solution

The fourth proportional to 27,486.50, 37,930.26 and 15,552.32 is: 21,461.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,486.50 : 37,930.26 = 15,552.32 : x
  2. Step 2: Convert to fraction form
    27,486.50/37,930.26 = 15,552.32/x
  3. Step 3: Cross multiply
    27,486.50x = 37,930.26 × 15,552.32
  4. Step 4: Simplify right side
    27,486.50x = 589,903,351.55
  5. Step 5: Solve for x
    x = 589,903,351.55/27,486.50
  6. Step 6: Final answer
    x = 21,461.57

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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.