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Finding the Fourth Proportional to 35,804.74, 49,412.10 and 19,890.68

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Solution

The fourth proportional to 35,804.74, 49,412.10 and 19,890.68 is: 27,450.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,804.74 : 49,412.10 = 19,890.68 : x
  2. Step 2: Convert to fraction form
    35,804.74/49,412.10 = 19,890.68/x
  3. Step 3: Cross multiply
    35,804.74x = 49,412.10 × 19,890.68
  4. Step 4: Simplify right side
    35,804.74x = 982,840,269.23
  5. Step 5: Solve for x
    x = 982,840,269.23/35,804.74
  6. Step 6: Final answer
    x = 27,450.00

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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.