Home / 18,999.54-26,218.94-10,501.29

Finding the Fourth Proportional to 18,999.54, 26,218.94 and 10,501.29

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Solution

The fourth proportional to 18,999.54, 26,218.94 and 10,501.29 is: 14,491.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,999.54 : 26,218.94 = 10,501.29 : x
  2. Step 2: Convert to fraction form
    18,999.54/26,218.94 = 10,501.29/x
  3. Step 3: Cross multiply
    18,999.54x = 26,218.94 × 10,501.29
  4. Step 4: Simplify right side
    18,999.54x = 275,332,639.93
  5. Step 5: Solve for x
    x = 275,332,639.93/18,999.54
  6. Step 6: Final answer
    x = 14,491.54

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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.