Home / 27,457.20-37,893.29-15,522.66

Finding the Fourth Proportional to 27,457.20, 37,893.29 and 15,522.66

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Solution

The fourth proportional to 27,457.20, 37,893.29 and 15,522.66 is: 21,422.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,457.20 : 37,893.29 = 15,522.66 : x
  2. Step 2: Convert to fraction form
    27,457.20/37,893.29 = 15,522.66/x
  3. Step 3: Cross multiply
    27,457.20x = 37,893.29 × 15,522.66
  4. Step 4: Simplify right side
    27,457.20x = 588,204,579.34
  5. Step 5: Solve for x
    x = 588,204,579.34/27,457.20
  6. Step 6: Final answer
    x = 21,422.60

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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.