Home / 19,436.63-26,825.78-14,712.71

Finding the Fourth Proportional to 19,436.63, 26,825.78 and 14,712.71

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Solution

The fourth proportional to 19,436.63, 26,825.78 and 14,712.71 is: 20,305.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,436.63 : 26,825.78 = 14,712.71 : x
  2. Step 2: Convert to fraction form
    19,436.63/26,825.78 = 14,712.71/x
  3. Step 3: Cross multiply
    19,436.63x = 26,825.78 × 14,712.71
  4. Step 4: Simplify right side
    19,436.63x = 394,679,824.32
  5. Step 5: Solve for x
    x = 394,679,824.32/19,436.63
  6. Step 6: Final answer
    x = 20,305.99

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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.