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Finding the Fourth Proportional to 35,422, 48,881.44 and 19,506.28

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Solution

The fourth proportional to 35,422, 48,881.44 and 19,506.28 is: 26,918.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,422 : 48,881.44 = 19,506.28 : x
  2. Step 2: Convert to fraction form
    35,422/48,881.44 = 19,506.28/x
  3. Step 3: Cross multiply
    35,422x = 48,881.44 × 19,506.28
  4. Step 4: Simplify right side
    35,422x = 953,495,055.44
  5. Step 5: Solve for x
    x = 953,495,055.44/35,422
  6. Step 6: Final answer
    x = 26,918.16

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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.