Home / 14,408.02-19,889.70-10,162.54

Finding the Fourth Proportional to 14,408.02, 19,889.70 and 10,162.54

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Solution

The fourth proportional to 14,408.02, 19,889.70 and 10,162.54 is: 14,028.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,408.02 : 19,889.70 = 10,162.54 : x
  2. Step 2: Convert to fraction form
    14,408.02/19,889.70 = 10,162.54/x
  3. Step 3: Cross multiply
    14,408.02x = 19,889.70 × 10,162.54
  4. Step 4: Simplify right side
    14,408.02x = 202,129,772.39
  5. Step 5: Solve for x
    x = 202,129,772.39/14,408.02
  6. Step 6: Final answer
    x = 14,028.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.