Home / 19,866.46-29,806.18-9,476.86

Finding the Fourth Proportional to 19,866.46, 29,806.18 and 9,476.86

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Solution

The fourth proportional to 19,866.46, 29,806.18 and 9,476.86 is: 14,218.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,866.46 : 29,806.18 = 9,476.86 : x
  2. Step 2: Convert to fraction form
    19,866.46/29,806.18 = 9,476.86/x
  3. Step 3: Cross multiply
    19,866.46x = 29,806.18 × 9,476.86
  4. Step 4: Simplify right side
    19,866.46x = 282,468,994.99
  5. Step 5: Solve for x
    x = 282,468,994.99/19,866.46
  6. Step 6: Final answer
    x = 14,218.39

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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.