Home / 14,953.27-20,486.07-14,392.75

Finding the Fourth Proportional to 14,953.27, 20,486.07 and 14,392.75

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Solution

The fourth proportional to 14,953.27, 20,486.07 and 14,392.75 is: 19,718.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,953.27 : 20,486.07 = 14,392.75 : x
  2. Step 2: Convert to fraction form
    14,953.27/20,486.07 = 14,392.75/x
  3. Step 3: Cross multiply
    14,953.27x = 20,486.07 × 14,392.75
  4. Step 4: Simplify right side
    14,953.27x = 294,850,883.99
  5. Step 5: Solve for x
    x = 294,850,883.99/14,953.27
  6. Step 6: Final answer
    x = 19,718.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.