Home / 14,237.54-21,351.69-4,747.34

Finding the Fourth Proportional to 14,237.54, 21,351.69 and 4,747.34

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Solution

The fourth proportional to 14,237.54, 21,351.69 and 4,747.34 is: 7,119.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,237.54 : 21,351.69 = 4,747.34 : x
  2. Step 2: Convert to fraction form
    14,237.54/21,351.69 = 4,747.34/x
  3. Step 3: Cross multiply
    14,237.54x = 21,351.69 × 4,747.34
  4. Step 4: Simplify right side
    14,237.54x = 101,363,732.00
  5. Step 5: Solve for x
    x = 101,363,732.00/14,237.54
  6. Step 6: Final answer
    x = 7,119.47

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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.