Home / 22,075.08-30,454.72-13,574.49

Finding the Fourth Proportional to 22,075.08, 30,454.72 and 13,574.49

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Solution

The fourth proportional to 22,075.08, 30,454.72 and 13,574.49 is: 18,727.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,075.08 : 30,454.72 = 13,574.49 : x
  2. Step 2: Convert to fraction form
    22,075.08/30,454.72 = 13,574.49/x
  3. Step 3: Cross multiply
    22,075.08x = 30,454.72 × 13,574.49
  4. Step 4: Simplify right side
    22,075.08x = 413,407,292.09
  5. Step 5: Solve for x
    x = 413,407,292.09/22,075.08
  6. Step 6: Final answer
    x = 18,727.33

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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.