Home / 22,126.58-30,534.40-12,055.44

Finding the Fourth Proportional to 22,126.58, 30,534.40 and 12,055.44

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Solution

The fourth proportional to 22,126.58, 30,534.40 and 12,055.44 is: 16,636.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,126.58 : 30,534.40 = 12,055.44 : x
  2. Step 2: Convert to fraction form
    22,126.58/30,534.40 = 12,055.44/x
  3. Step 3: Cross multiply
    22,126.58x = 30,534.40 × 12,055.44
  4. Step 4: Simplify right side
    22,126.58x = 368,105,627.14
  5. Step 5: Solve for x
    x = 368,105,627.14/22,126.58
  6. Step 6: Final answer
    x = 16,636.35

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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.