Home / 17,622.22-24,319.78-11,643.40

Finding the Fourth Proportional to 17,622.22, 24,319.78 and 11,643.40

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Solution

The fourth proportional to 17,622.22, 24,319.78 and 11,643.40 is: 16,068.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,622.22 : 24,319.78 = 11,643.40 : x
  2. Step 2: Convert to fraction form
    17,622.22/24,319.78 = 11,643.40/x
  3. Step 3: Cross multiply
    17,622.22x = 24,319.78 × 11,643.40
  4. Step 4: Simplify right side
    17,622.22x = 283,164,926.45
  5. Step 5: Solve for x
    x = 283,164,926.45/17,622.22
  6. Step 6: Final answer
    x = 16,068.63

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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.