Home / 15,102.08-22,647.98-5,739.84

Finding the Fourth Proportional to 15,102.08, 22,647.98 and 5,739.84

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Solution

The fourth proportional to 15,102.08, 22,647.98 and 5,739.84 is: 8,607.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,102.08 : 22,647.98 = 5,739.84 : x
  2. Step 2: Convert to fraction form
    15,102.08/22,647.98 = 5,739.84/x
  3. Step 3: Cross multiply
    15,102.08x = 22,647.98 × 5,739.84
  4. Step 4: Simplify right side
    15,102.08x = 129,995,752.82
  5. Step 5: Solve for x
    x = 129,995,752.82/15,102.08
  6. Step 6: Final answer
    x = 8,607.81

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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.