Home / 16,929.65-23,366.81-11,264.64

Finding the Fourth Proportional to 16,929.65, 23,366.81 and 11,264.64

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Solution

The fourth proportional to 16,929.65, 23,366.81 and 11,264.64 is: 15,547.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,929.65 : 23,366.81 = 11,264.64 : x
  2. Step 2: Convert to fraction form
    16,929.65/23,366.81 = 11,264.64/x
  3. Step 3: Cross multiply
    16,929.65x = 23,366.81 × 11,264.64
  4. Step 4: Simplify right side
    16,929.65x = 263,218,623.58
  5. Step 5: Solve for x
    x = 263,218,623.58/16,929.65
  6. Step 6: Final answer
    x = 15,547.79

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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.