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Finding the Fourth Proportional to 14,600.10, 21,899.94 and 9,908.46

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Solution

The fourth proportional to 14,600.10, 21,899.94 and 9,908.46 is: 14,862.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,600.10 : 21,899.94 = 9,908.46 : x
  2. Step 2: Convert to fraction form
    14,600.10/21,899.94 = 9,908.46/x
  3. Step 3: Cross multiply
    14,600.10x = 21,899.94 × 9,908.46
  4. Step 4: Simplify right side
    14,600.10x = 216,994,679.49
  5. Step 5: Solve for x
    x = 216,994,679.49/14,600.10
  6. Step 6: Final answer
    x = 14,862.55

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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.