Home / 14,088.75-21,125.22-9,651.43

Finding the Fourth Proportional to 14,088.75, 21,125.22 and 9,651.43

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Solution

The fourth proportional to 14,088.75, 21,125.22 and 9,651.43 is: 14,471.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,088.75 : 21,125.22 = 9,651.43 : x
  2. Step 2: Convert to fraction form
    14,088.75/21,125.22 = 9,651.43/x
  3. Step 3: Cross multiply
    14,088.75x = 21,125.22 × 9,651.43
  4. Step 4: Simplify right side
    14,088.75x = 203,888,582.06
  5. Step 5: Solve for x
    x = 203,888,582.06/14,088.75
  6. Step 6: Final answer
    x = 14,471.73

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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.