Home / 22,074.54-30,462.93-12,643.26

Finding the Fourth Proportional to 22,074.54, 30,462.93 and 12,643.26

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Solution

The fourth proportional to 22,074.54, 30,462.93 and 12,643.26 is: 17,447.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,074.54 : 30,462.93 = 12,643.26 : x
  2. Step 2: Convert to fraction form
    22,074.54/30,462.93 = 12,643.26/x
  3. Step 3: Cross multiply
    22,074.54x = 30,462.93 × 12,643.26
  4. Step 4: Simplify right side
    22,074.54x = 385,150,744.35
  5. Step 5: Solve for x
    x = 385,150,744.35/22,074.54
  6. Step 6: Final answer
    x = 17,447.74

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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.