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Finding the Fourth Proportional to 14,807.88, 22,203.24 and 7,016.64

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Solution

The fourth proportional to 14,807.88, 22,203.24 and 7,016.64 is: 10,520.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,807.88 : 22,203.24 = 7,016.64 : x
  2. Step 2: Convert to fraction form
    14,807.88/22,203.24 = 7,016.64/x
  3. Step 3: Cross multiply
    14,807.88x = 22,203.24 × 7,016.64
  4. Step 4: Simplify right side
    14,807.88x = 155,792,141.91
  5. Step 5: Solve for x
    x = 155,792,141.91/14,807.88
  6. Step 6: Final answer
    x = 10,520.89

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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.