Home / 16,864.71-25,283.97-10,929.06

Finding the Fourth Proportional to 16,864.71, 25,283.97 and 10,929.06

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Solution

The fourth proportional to 16,864.71, 25,283.97 and 10,929.06 is: 16,385.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864.71 : 25,283.97 = 10,929.06 : x
  2. Step 2: Convert to fraction form
    16,864.71/25,283.97 = 10,929.06/x
  3. Step 3: Cross multiply
    16,864.71x = 25,283.97 × 10,929.06
  4. Step 4: Simplify right side
    16,864.71x = 276,330,025.17
  5. Step 5: Solve for x
    x = 276,330,025.17/16,864.71
  6. Step 6: Final answer
    x = 16,385.10

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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.