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Finding the Fourth Proportional to 35,353.62, 48,784.86 and 19,437.75

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Solution

The fourth proportional to 35,353.62, 48,784.86 and 19,437.75 is: 26,822.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,353.62 : 48,784.86 = 19,437.75 : x
  2. Step 2: Convert to fraction form
    35,353.62/48,784.86 = 19,437.75/x
  3. Step 3: Cross multiply
    35,353.62x = 48,784.86 × 19,437.75
  4. Step 4: Simplify right side
    35,353.62x = 948,267,912.47
  5. Step 5: Solve for x
    x = 948,267,912.47/35,353.62
  6. Step 6: Final answer
    x = 26,822.37

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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.