Home / 16,908.54-23,323.89-10,189.90

Finding the Fourth Proportional to 16,908.54, 23,323.89 and 10,189.90

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Solution

The fourth proportional to 16,908.54, 23,323.89 and 10,189.90 is: 14,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,908.54 : 23,323.89 = 10,189.90 : x
  2. Step 2: Convert to fraction form
    16,908.54/23,323.89 = 10,189.90/x
  3. Step 3: Cross multiply
    16,908.54x = 23,323.89 × 10,189.90
  4. Step 4: Simplify right side
    16,908.54x = 237,668,106.71
  5. Step 5: Solve for x
    x = 237,668,106.71/16,908.54
  6. Step 6: Final answer
    x = 14,056.10

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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.