Home / 14,250.57-21,376.16-4,890.54

Finding the Fourth Proportional to 14,250.57, 21,376.16 and 4,890.54

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Solution

The fourth proportional to 14,250.57, 21,376.16 and 4,890.54 is: 7,335.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250.57 : 21,376.16 = 4,890.54 : x
  2. Step 2: Convert to fraction form
    14,250.57/21,376.16 = 4,890.54/x
  3. Step 3: Cross multiply
    14,250.57x = 21,376.16 × 4,890.54
  4. Step 4: Simplify right side
    14,250.57x = 104,540,941.07
  5. Step 5: Solve for x
    x = 104,540,941.07/14,250.57
  6. Step 6: Final answer
    x = 7,335.91

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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.