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Finding the Fourth Proportional to 35,453.81, 48,927.27 and 19,539.29

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Solution

The fourth proportional to 35,453.81, 48,927.27 and 19,539.29 is: 26,964.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453.81 : 48,927.27 = 19,539.29 : x
  2. Step 2: Convert to fraction form
    35,453.81/48,927.27 = 19,539.29/x
  3. Step 3: Cross multiply
    35,453.81x = 48,927.27 × 19,539.29
  4. Step 4: Simplify right side
    35,453.81x = 956,004,313.03
  5. Step 5: Solve for x
    x = 956,004,313.03/35,453.81
  6. Step 6: Final answer
    x = 26,964.78

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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.