Home / 14,018.54-21,032.19-4,157.87

Finding the Fourth Proportional to 14,018.54, 21,032.19 and 4,157.87

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Solution

The fourth proportional to 14,018.54, 21,032.19 and 4,157.87 is: 6,238.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.54 : 21,032.19 = 4,157.87 : x
  2. Step 2: Convert to fraction form
    14,018.54/21,032.19 = 4,157.87/x
  3. Step 3: Cross multiply
    14,018.54x = 21,032.19 × 4,157.87
  4. Step 4: Simplify right side
    14,018.54x = 87,449,006.67
  5. Step 5: Solve for x
    x = 87,449,006.67/14,018.54
  6. Step 6: Final answer
    x = 6,238.10

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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.