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Finding the Fourth Proportional to 35,459.63, 48,932.08 and 19,544.21

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Solution

The fourth proportional to 35,459.63, 48,932.08 and 19,544.21 is: 26,969.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,459.63 : 48,932.08 = 19,544.21 : x
  2. Step 2: Convert to fraction form
    35,459.63/48,932.08 = 19,544.21/x
  3. Step 3: Cross multiply
    35,459.63x = 48,932.08 × 19,544.21
  4. Step 4: Simplify right side
    35,459.63x = 956,338,847.26
  5. Step 5: Solve for x
    x = 956,338,847.26/35,459.63
  6. Step 6: Final answer
    x = 26,969.79

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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.