Home / 27,302.20-40,953.31-7,580.76

Finding the Fourth Proportional to 27,302.20, 40,953.31 and 7,580.76

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Solution

The fourth proportional to 27,302.20, 40,953.31 and 7,580.76 is: 11,371.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,302.20 : 40,953.31 = 7,580.76 : x
  2. Step 2: Convert to fraction form
    27,302.20/40,953.31 = 7,580.76/x
  3. Step 3: Cross multiply
    27,302.20x = 40,953.31 × 7,580.76
  4. Step 4: Simplify right side
    27,302.20x = 310,457,028.50
  5. Step 5: Solve for x
    x = 310,457,028.50/27,302.20
  6. Step 6: Final answer
    x = 11,371.14

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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.