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Finding the Fourth Proportional to 17,405.19, 26,048.65 and 10,745.93

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Solution

The fourth proportional to 17,405.19, 26,048.65 and 10,745.93 is: 16,082.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,405.19 : 26,048.65 = 10,745.93 : x
  2. Step 2: Convert to fraction form
    17,405.19/26,048.65 = 10,745.93/x
  3. Step 3: Cross multiply
    17,405.19x = 26,048.65 × 10,745.93
  4. Step 4: Simplify right side
    17,405.19x = 279,916,969.49
  5. Step 5: Solve for x
    x = 279,916,969.49/17,405.19
  6. Step 6: Final answer
    x = 16,082.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.