Home / 14,785.56-22,181.04-4,923.90

Finding the Fourth Proportional to 14,785.56, 22,181.04 and 4,923.90

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Solution

The fourth proportional to 14,785.56, 22,181.04 and 4,923.90 is: 7,386.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,785.56 : 22,181.04 = 4,923.90 : x
  2. Step 2: Convert to fraction form
    14,785.56/22,181.04 = 4,923.90/x
  3. Step 3: Cross multiply
    14,785.56x = 22,181.04 × 4,923.90
  4. Step 4: Simplify right side
    14,785.56x = 109,217,222.86
  5. Step 5: Solve for x
    x = 109,217,222.86/14,785.56
  6. Step 6: Final answer
    x = 7,386.75

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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.