Home / 15,625.03-23,440.53-5,765.08

Finding the Fourth Proportional to 15,625.03, 23,440.53 and 5,765.08

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Solution

The fourth proportional to 15,625.03, 23,440.53 and 5,765.08 is: 8,648.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,625.03 : 23,440.53 = 5,765.08 : x
  2. Step 2: Convert to fraction form
    15,625.03/23,440.53 = 5,765.08/x
  3. Step 3: Cross multiply
    15,625.03x = 23,440.53 × 5,765.08
  4. Step 4: Simplify right side
    15,625.03x = 135,136,530.69
  5. Step 5: Solve for x
    x = 135,136,530.69/15,625.03
  6. Step 6: Final answer
    x = 8,648.72

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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.