Home / 14,551.50-21,827.79-4,690.02

Finding the Fourth Proportional to 14,551.50, 21,827.79 and 4,690.02

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Solution

The fourth proportional to 14,551.50, 21,827.79 and 4,690.02 is: 7,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,551.50 : 21,827.79 = 4,690.02 : x
  2. Step 2: Convert to fraction form
    14,551.50/21,827.79 = 4,690.02/x
  3. Step 3: Cross multiply
    14,551.50x = 21,827.79 × 4,690.02
  4. Step 4: Simplify right side
    14,551.50x = 102,372,771.66
  5. Step 5: Solve for x
    x = 102,372,771.66/14,551.50
  6. Step 6: Final answer
    x = 7,035.20

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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.