Home / 14,557.83-21,840.39-4,696.89

Finding the Fourth Proportional to 14,557.83, 21,840.39 and 4,696.89

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Solution

The fourth proportional to 14,557.83, 21,840.39 and 4,696.89 is: 7,046.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,557.83 : 21,840.39 = 4,696.89 : x
  2. Step 2: Convert to fraction form
    14,557.83/21,840.39 = 4,696.89/x
  3. Step 3: Cross multiply
    14,557.83x = 21,840.39 × 4,696.89
  4. Step 4: Simplify right side
    14,557.83x = 102,581,909.39
  5. Step 5: Solve for x
    x = 102,581,909.39/14,557.83
  6. Step 6: Final answer
    x = 7,046.51

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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.