Home / 16,809.65-23,206.96-11,152.07

Finding the Fourth Proportional to 16,809.65, 23,206.96 and 11,152.07

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Solution

The fourth proportional to 16,809.65, 23,206.96 and 11,152.07 is: 15,396.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,809.65 : 23,206.96 = 11,152.07 : x
  2. Step 2: Convert to fraction form
    16,809.65/23,206.96 = 11,152.07/x
  3. Step 3: Cross multiply
    16,809.65x = 23,206.96 × 11,152.07
  4. Step 4: Simplify right side
    16,809.65x = 258,805,642.41
  5. Step 5: Solve for x
    x = 258,805,642.41/16,809.65
  6. Step 6: Final answer
    x = 15,396.25

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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.