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Finding the Fourth Proportional to 35,495.01, 48,983.64 and 19,579.12

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Solution

The fourth proportional to 35,495.01, 48,983.64 and 19,579.12 is: 27,019.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,495.01 : 48,983.64 = 19,579.12 : x
  2. Step 2: Convert to fraction form
    35,495.01/48,983.64 = 19,579.12/x
  3. Step 3: Cross multiply
    35,495.01x = 48,983.64 × 19,579.12
  4. Step 4: Simplify right side
    35,495.01x = 959,056,369.72
  5. Step 5: Solve for x
    x = 959,056,369.72/35,495.01
  6. Step 6: Final answer
    x = 27,019.47

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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.