Home / 13,075.26-19,612.89-5,282.25

Finding the Fourth Proportional to 13,075.26, 19,612.89 and 5,282.25

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Solution

The fourth proportional to 13,075.26, 19,612.89 and 5,282.25 is: 7,923.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,075.26 : 19,612.89 = 5,282.25 : x
  2. Step 2: Convert to fraction form
    13,075.26/19,612.89 = 5,282.25/x
  3. Step 3: Cross multiply
    13,075.26x = 19,612.89 × 5,282.25
  4. Step 4: Simplify right side
    13,075.26x = 103,600,188.20
  5. Step 5: Solve for x
    x = 103,600,188.20/13,075.26
  6. Step 6: Final answer
    x = 7,923.38

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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.