Home / 14,284.91-21,382.48-9,816.44

Finding the Fourth Proportional to 14,284.91, 21,382.48 and 9,816.44

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Solution

The fourth proportional to 14,284.91, 21,382.48 and 9,816.44 is: 14,693.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284.91 : 21,382.48 = 9,816.44 : x
  2. Step 2: Convert to fraction form
    14,284.91/21,382.48 = 9,816.44/x
  3. Step 3: Cross multiply
    14,284.91x = 21,382.48 × 9,816.44
  4. Step 4: Simplify right side
    14,284.91x = 209,899,857.61
  5. Step 5: Solve for x
    x = 209,899,857.61/14,284.91
  6. Step 6: Final answer
    x = 14,693.82

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1.5x scale

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.