Home / 12,725.38-19,075.04-5,334.12

Finding the Fourth Proportional to 12,725.38, 19,075.04 and 5,334.12

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Solution

The fourth proportional to 12,725.38, 19,075.04 and 5,334.12 is: 7,995.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,725.38 : 19,075.04 = 5,334.12 : x
  2. Step 2: Convert to fraction form
    12,725.38/19,075.04 = 5,334.12/x
  3. Step 3: Cross multiply
    12,725.38x = 19,075.04 × 5,334.12
  4. Step 4: Simplify right side
    12,725.38x = 101,748,552.36
  5. Step 5: Solve for x
    x = 101,748,552.36/12,725.38
  6. Step 6: Final answer
    x = 7,995.72

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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.