Home / 16,703.92-23,075.43-13,342.32

Finding the Fourth Proportional to 16,703.92, 23,075.43 and 13,342.32

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Solution

The fourth proportional to 16,703.92, 23,075.43 and 13,342.32 is: 18,431.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,703.92 : 23,075.43 = 13,342.32 : x
  2. Step 2: Convert to fraction form
    16,703.92/23,075.43 = 13,342.32/x
  3. Step 3: Cross multiply
    16,703.92x = 23,075.43 × 13,342.32
  4. Step 4: Simplify right side
    16,703.92x = 307,879,796.21
  5. Step 5: Solve for x
    x = 307,879,796.21/16,703.92
  6. Step 6: Final answer
    x = 18,431.59

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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.