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Finding the Fourth Proportional to 14,616.88, 21,950.04 and 9,559.48

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Solution

The fourth proportional to 14,616.88, 21,950.04 and 9,559.48 is: 14,355.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,616.88 : 21,950.04 = 9,559.48 : x
  2. Step 2: Convert to fraction form
    14,616.88/21,950.04 = 9,559.48/x
  3. Step 3: Cross multiply
    14,616.88x = 21,950.04 × 9,559.48
  4. Step 4: Simplify right side
    14,616.88x = 209,830,968.38
  5. Step 5: Solve for x
    x = 209,830,968.38/14,616.88
  6. Step 6: Final answer
    x = 14,355.39

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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.