Home / 29,862.84-41,198.31-18,528.51

Finding the Fourth Proportional to 29,862.84, 41,198.31 and 18,528.51

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Solution

The fourth proportional to 29,862.84, 41,198.31 and 18,528.51 is: 25,561.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,862.84 : 41,198.31 = 18,528.51 : x
  2. Step 2: Convert to fraction form
    29,862.84/41,198.31 = 18,528.51/x
  3. Step 3: Cross multiply
    29,862.84x = 41,198.31 × 18,528.51
  4. Step 4: Simplify right side
    29,862.84x = 763,343,298.82
  5. Step 5: Solve for x
    x = 763,343,298.82/29,862.84
  6. Step 6: Final answer
    x = 25,561.64

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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.