Home / 18,996.05-26,210.49-11,034.16

Finding the Fourth Proportional to 18,996.05, 26,210.49 and 11,034.16

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Solution

The fourth proportional to 18,996.05, 26,210.49 and 11,034.16 is: 15,224.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,996.05 : 26,210.49 = 11,034.16 : x
  2. Step 2: Convert to fraction form
    18,996.05/26,210.49 = 11,034.16/x
  3. Step 3: Cross multiply
    18,996.05x = 26,210.49 × 11,034.16
  4. Step 4: Simplify right side
    18,996.05x = 289,210,740.34
  5. Step 5: Solve for x
    x = 289,210,740.34/18,996.05
  6. Step 6: Final answer
    x = 15,224.78

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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.