Home / 14,631.33-21,947.70-4,770.59

Finding the Fourth Proportional to 14,631.33, 21,947.70 and 4,770.59

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Solution

The fourth proportional to 14,631.33, 21,947.70 and 4,770.59 is: 7,156.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631.33 : 21,947.70 = 4,770.59 : x
  2. Step 2: Convert to fraction form
    14,631.33/21,947.70 = 4,770.59/x
  3. Step 3: Cross multiply
    14,631.33x = 21,947.70 × 4,770.59
  4. Step 4: Simplify right side
    14,631.33x = 104,703,478.14
  5. Step 5: Solve for x
    x = 104,703,478.14/14,631.33
  6. Step 6: Final answer
    x = 7,156.11

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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.