Home / 14,110.15-21,168.74-9,958.26

Finding the Fourth Proportional to 14,110.15, 21,168.74 and 9,958.26

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Solution

The fourth proportional to 14,110.15, 21,168.74 and 9,958.26 is: 14,939.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.15 : 21,168.74 = 9,958.26 : x
  2. Step 2: Convert to fraction form
    14,110.15/21,168.74 = 9,958.26/x
  3. Step 3: Cross multiply
    14,110.15x = 21,168.74 × 9,958.26
  4. Step 4: Simplify right side
    14,110.15x = 210,803,816.79
  5. Step 5: Solve for x
    x = 210,803,816.79/14,110.15
  6. Step 6: Final answer
    x = 14,939.87

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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.