Home / 16,769.51-23,152.07-11,109.08

Finding the Fourth Proportional to 16,769.51, 23,152.07 and 11,109.08

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Solution

The fourth proportional to 16,769.51, 23,152.07 and 11,109.08 is: 15,337.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,769.51 : 23,152.07 = 11,109.08 : x
  2. Step 2: Convert to fraction form
    16,769.51/23,152.07 = 11,109.08/x
  3. Step 3: Cross multiply
    16,769.51x = 23,152.07 × 11,109.08
  4. Step 4: Simplify right side
    16,769.51x = 257,198,026.49
  5. Step 5: Solve for x
    x = 257,198,026.49/16,769.51
  6. Step 6: Final answer
    x = 15,337.25

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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.