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Finding the Fourth Proportional to 35,496.41, 48,985.05 and 19,580.90

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Solution

The fourth proportional to 35,496.41, 48,985.05 and 19,580.90 is: 27,021.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,496.41 : 48,985.05 = 19,580.90 : x
  2. Step 2: Convert to fraction form
    35,496.41/48,985.05 = 19,580.90/x
  3. Step 3: Cross multiply
    35,496.41x = 48,985.05 × 19,580.90
  4. Step 4: Simplify right side
    35,496.41x = 959,171,022.72
  5. Step 5: Solve for x
    x = 959,171,022.72/35,496.41
  6. Step 6: Final answer
    x = 27,021.64

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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.