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Finding the Fourth Proportional to 35,363.44, 48,802.80 and 19,449.12

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Solution

The fourth proportional to 35,363.44, 48,802.80 and 19,449.12 is: 26,840.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,363.44 : 48,802.80 = 19,449.12 : x
  2. Step 2: Convert to fraction form
    35,363.44/48,802.80 = 19,449.12/x
  3. Step 3: Cross multiply
    35,363.44x = 48,802.80 × 19,449.12
  4. Step 4: Simplify right side
    35,363.44x = 949,171,513.54
  5. Step 5: Solve for x
    x = 949,171,513.54/35,363.44
  6. Step 6: Final answer
    x = 26,840.47

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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.