Home / 19,289.24-28,934.21-6,808.96

Finding the Fourth Proportional to 19,289.24, 28,934.21 and 6,808.96

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Solution

The fourth proportional to 19,289.24, 28,934.21 and 6,808.96 is: 10,213.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,289.24 : 28,934.21 = 6,808.96 : x
  2. Step 2: Convert to fraction form
    19,289.24/28,934.21 = 6,808.96/x
  3. Step 3: Cross multiply
    19,289.24x = 28,934.21 × 6,808.96
  4. Step 4: Simplify right side
    19,289.24x = 197,011,931.71
  5. Step 5: Solve for x
    x = 197,011,931.71/19,289.24
  6. Step 6: Final answer
    x = 10,213.57

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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.