Home / 15,623.37-23,438.19-5,762.70

Finding the Fourth Proportional to 15,623.37, 23,438.19 and 5,762.70

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Solution

The fourth proportional to 15,623.37, 23,438.19 and 5,762.70 is: 8,645.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,623.37 : 23,438.19 = 5,762.70 : x
  2. Step 2: Convert to fraction form
    15,623.37/23,438.19 = 5,762.70/x
  3. Step 3: Cross multiply
    15,623.37x = 23,438.19 × 5,762.70
  4. Step 4: Simplify right side
    15,623.37x = 135,067,257.51
  5. Step 5: Solve for x
    x = 135,067,257.51/15,623.37
  6. Step 6: Final answer
    x = 8,645.21

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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.