Home / 30,054.63-41,461.42-19,447.68

Finding the Fourth Proportional to 30,054.63, 41,461.42 and 19,447.68

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Solution

The fourth proportional to 30,054.63, 41,461.42 and 19,447.68 is: 26,828.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,054.63 : 41,461.42 = 19,447.68 : x
  2. Step 2: Convert to fraction form
    30,054.63/41,461.42 = 19,447.68/x
  3. Step 3: Cross multiply
    30,054.63x = 41,461.42 × 19,447.68
  4. Step 4: Simplify right side
    30,054.63x = 806,328,428.51
  5. Step 5: Solve for x
    x = 806,328,428.51/30,054.63
  6. Step 6: Final answer
    x = 26,828.76

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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.