Home / 15,575.08-23,362.62-3,888.28

Finding the Fourth Proportional to 15,575.08, 23,362.62 and 3,888.28

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Solution

The fourth proportional to 15,575.08, 23,362.62 and 3,888.28 is: 5,832.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,575.08 : 23,362.62 = 3,888.28 : x
  2. Step 2: Convert to fraction form
    15,575.08/23,362.62 = 3,888.28/x
  3. Step 3: Cross multiply
    15,575.08x = 23,362.62 × 3,888.28
  4. Step 4: Simplify right side
    15,575.08x = 90,840,408.09
  5. Step 5: Solve for x
    x = 90,840,408.09/15,575.08
  6. Step 6: Final answer
    x = 5,832.42

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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.