Home / 14,003.17-21,005.16-5,236.41

Finding the Fourth Proportional to 14,003.17, 21,005.16 and 5,236.41

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Solution

The fourth proportional to 14,003.17, 21,005.16 and 5,236.41 is: 7,854.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.17 : 21,005.16 = 5,236.41 : x
  2. Step 2: Convert to fraction form
    14,003.17/21,005.16 = 5,236.41/x
  3. Step 3: Cross multiply
    14,003.17x = 21,005.16 × 5,236.41
  4. Step 4: Simplify right side
    14,003.17x = 109,991,629.88
  5. Step 5: Solve for x
    x = 109,991,629.88/14,003.17
  6. Step 6: Final answer
    x = 7,854.77

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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.