Home / 25,207.36-37,814.68-7,676.72

Finding the Fourth Proportional to 25,207.36, 37,814.68 and 7,676.72

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Solution

The fourth proportional to 25,207.36, 37,814.68 and 7,676.72 is: 11,516.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,207.36 : 37,814.68 = 7,676.72 : x
  2. Step 2: Convert to fraction form
    25,207.36/37,814.68 = 7,676.72/x
  3. Step 3: Cross multiply
    25,207.36x = 37,814.68 × 7,676.72
  4. Step 4: Simplify right side
    25,207.36x = 290,292,710.25
  5. Step 5: Solve for x
    x = 290,292,710.25/25,207.36
  6. Step 6: Final answer
    x = 11,516.19

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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.