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Finding the Fourth Proportional to 16,422.66, 24,640.11 and 9,853.56

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Solution

The fourth proportional to 16,422.66, 24,640.11 and 9,853.56 is: 14,784.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,422.66 : 24,640.11 = 9,853.56 : x
  2. Step 2: Convert to fraction form
    16,422.66/24,640.11 = 9,853.56/x
  3. Step 3: Cross multiply
    16,422.66x = 24,640.11 × 9,853.56
  4. Step 4: Simplify right side
    16,422.66x = 242,792,802.29
  5. Step 5: Solve for x
    x = 242,792,802.29/16,422.66
  6. Step 6: Final answer
    x = 14,784.01

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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.