Home / 14,244.85-21,325.75-8,303.56

Finding the Fourth Proportional to 14,244.85, 21,325.75 and 8,303.56

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Solution

The fourth proportional to 14,244.85, 21,325.75 and 8,303.56 is: 12,431.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244.85 : 21,325.75 = 8,303.56 : x
  2. Step 2: Convert to fraction form
    14,244.85/21,325.75 = 8,303.56/x
  3. Step 3: Cross multiply
    14,244.85x = 21,325.75 × 8,303.56
  4. Step 4: Simplify right side
    14,244.85x = 177,079,644.67
  5. Step 5: Solve for x
    x = 177,079,644.67/14,244.85
  6. Step 6: Final answer
    x = 12,431.13

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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.