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Finding the Fourth Proportional to 35,506.89, 48,998.79 and 19,590.39

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Solution

The fourth proportional to 35,506.89, 48,998.79 and 19,590.39 is: 27,034.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,506.89 : 48,998.79 = 19,590.39 : x
  2. Step 2: Convert to fraction form
    35,506.89/48,998.79 = 19,590.39/x
  3. Step 3: Cross multiply
    35,506.89x = 48,998.79 × 19,590.39
  4. Step 4: Simplify right side
    35,506.89x = 959,905,405.63
  5. Step 5: Solve for x
    x = 959,905,405.63/35,506.89
  6. Step 6: Final answer
    x = 27,034.34

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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.