Home / 14,470.94-19,963.56-8,499.92

Finding the Fourth Proportional to 14,470.94, 19,963.56 and 8,499.92

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Solution

The fourth proportional to 14,470.94, 19,963.56 and 8,499.92 is: 11,726.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,470.94 : 19,963.56 = 8,499.92 : x
  2. Step 2: Convert to fraction form
    14,470.94/19,963.56 = 8,499.92/x
  3. Step 3: Cross multiply
    14,470.94x = 19,963.56 × 8,499.92
  4. Step 4: Simplify right side
    14,470.94x = 169,688,563.10
  5. Step 5: Solve for x
    x = 169,688,563.10/14,470.94
  6. Step 6: Final answer
    x = 11,726.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.