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Finding the Fourth Proportional to 19,473.60, 29,208.24 and 5,622.60

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Solution

The fourth proportional to 19,473.60, 29,208.24 and 5,622.60 is: 8,433.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,473.60 : 29,208.24 = 5,622.60 : x
  2. Step 2: Convert to fraction form
    19,473.60/29,208.24 = 5,622.60/x
  3. Step 3: Cross multiply
    19,473.60x = 29,208.24 × 5,622.60
  4. Step 4: Simplify right side
    19,473.60x = 164,226,250.22
  5. Step 5: Solve for x
    x = 164,226,250.22/19,473.60
  6. Step 6: Final answer
    x = 8,433.28

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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.