Home / 17,179.54-25,886.32-14,127.89

Finding the Fourth Proportional to 17,179.54, 25,886.32 and 14,127.89

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Solution

The fourth proportional to 17,179.54, 25,886.32 and 14,127.89 is: 21,288.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,179.54 : 25,886.32 = 14,127.89 : x
  2. Step 2: Convert to fraction form
    17,179.54/25,886.32 = 14,127.89/x
  3. Step 3: Cross multiply
    17,179.54x = 25,886.32 × 14,127.89
  4. Step 4: Simplify right side
    17,179.54x = 365,718,916.71
  5. Step 5: Solve for x
    x = 365,718,916.71/17,179.54
  6. Step 6: Final answer
    x = 21,288.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.