Home / 13,098.16-18,075.72-10,268.92

Finding the Fourth Proportional to 13,098.16, 18,075.72 and 10,268.92

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Solution

The fourth proportional to 13,098.16, 18,075.72 and 10,268.92 is: 14,171.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,098.16 : 18,075.72 = 10,268.92 : x
  2. Step 2: Convert to fraction form
    13,098.16/18,075.72 = 10,268.92/x
  3. Step 3: Cross multiply
    13,098.16x = 18,075.72 × 10,268.92
  4. Step 4: Simplify right side
    13,098.16x = 185,618,122.62
  5. Step 5: Solve for x
    x = 185,618,122.62/13,098.16
  6. Step 6: Final answer
    x = 14,171.31

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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.