Home / 14,250.48-21,373.80-4,389.54

Finding the Fourth Proportional to 14,250.48, 21,373.80 and 4,389.54

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Solution

The fourth proportional to 14,250.48, 21,373.80 and 4,389.54 is: 6,583.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250.48 : 21,373.80 = 4,389.54 : x
  2. Step 2: Convert to fraction form
    14,250.48/21,373.80 = 4,389.54/x
  3. Step 3: Cross multiply
    14,250.48x = 21,373.80 × 4,389.54
  4. Step 4: Simplify right side
    14,250.48x = 93,821,150.05
  5. Step 5: Solve for x
    x = 93,821,150.05/14,250.48
  6. Step 6: Final answer
    x = 6,583.72

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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.