Home / 27,302.22-37,688.69-18,354.91

Finding the Fourth Proportional to 27,302.22, 37,688.69 and 18,354.91

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Solution

The fourth proportional to 27,302.22, 37,688.69 and 18,354.91 is: 25,337.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,302.22 : 37,688.69 = 18,354.91 : x
  2. Step 2: Convert to fraction form
    27,302.22/37,688.69 = 18,354.91/x
  3. Step 3: Cross multiply
    27,302.22x = 37,688.69 × 18,354.91
  4. Step 4: Simplify right side
    27,302.22x = 691,772,512.97
  5. Step 5: Solve for x
    x = 691,772,512.97/27,302.22
  6. Step 6: Final answer
    x = 25,337.59

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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.