Home / 17,075.36-25,612.98-5,388.57

Finding the Fourth Proportional to 17,075.36, 25,612.98 and 5,388.57

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Solution

The fourth proportional to 17,075.36, 25,612.98 and 5,388.57 is: 8,082.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,075.36 : 25,612.98 = 5,388.57 : x
  2. Step 2: Convert to fraction form
    17,075.36/25,612.98 = 5,388.57/x
  3. Step 3: Cross multiply
    17,075.36x = 25,612.98 × 5,388.57
  4. Step 4: Simplify right side
    17,075.36x = 138,017,335.64
  5. Step 5: Solve for x
    x = 138,017,335.64/17,075.36
  6. Step 6: Final answer
    x = 8,082.84

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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.