Home / 25,255.51-37,881.91-7,725.34

Finding the Fourth Proportional to 25,255.51, 37,881.91 and 7,725.34

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Solution

The fourth proportional to 25,255.51, 37,881.91 and 7,725.34 is: 11,587.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,255.51 : 37,881.91 = 7,725.34 : x
  2. Step 2: Convert to fraction form
    25,255.51/37,881.91 = 7,725.34/x
  3. Step 3: Cross multiply
    25,255.51x = 37,881.91 × 7,725.34
  4. Step 4: Simplify right side
    25,255.51x = 292,650,648.15
  5. Step 5: Solve for x
    x = 292,650,648.15/25,255.51
  6. Step 6: Final answer
    x = 11,587.59

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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.