Home / 19,622.32-29,453.94-9,768.88

Finding the Fourth Proportional to 19,622.32, 29,453.94 and 9,768.88

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Solution

The fourth proportional to 19,622.32, 29,453.94 and 9,768.88 is: 14,663.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622.32 : 29,453.94 = 9,768.88 : x
  2. Step 2: Convert to fraction form
    19,622.32/29,453.94 = 9,768.88/x
  3. Step 3: Cross multiply
    19,622.32x = 29,453.94 × 9,768.88
  4. Step 4: Simplify right side
    19,622.32x = 287,732,005.39
  5. Step 5: Solve for x
    x = 287,732,005.39/19,622.32
  6. Step 6: Final answer
    x = 14,663.51

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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.