Home / 15,499.24-23,235.72-6,145.86

Finding the Fourth Proportional to 15,499.24, 23,235.72 and 6,145.86

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Solution

The fourth proportional to 15,499.24, 23,235.72 and 6,145.86 is: 9,213.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,499.24 : 23,235.72 = 6,145.86 : x
  2. Step 2: Convert to fraction form
    15,499.24/23,235.72 = 6,145.86/x
  3. Step 3: Cross multiply
    15,499.24x = 23,235.72 × 6,145.86
  4. Step 4: Simplify right side
    15,499.24x = 142,803,482.12
  5. Step 5: Solve for x
    x = 142,803,482.12/15,499.24
  6. Step 6: Final answer
    x = 9,213.58

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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.