Home / 13,743.47-20,583.12-10,036.51

Finding the Fourth Proportional to 13,743.47, 20,583.12 and 10,036.51

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Solution

The fourth proportional to 13,743.47, 20,583.12 and 10,036.51 is: 15,031.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,743.47 : 20,583.12 = 10,036.51 : x
  2. Step 2: Convert to fraction form
    13,743.47/20,583.12 = 10,036.51/x
  3. Step 3: Cross multiply
    13,743.47x = 20,583.12 × 10,036.51
  4. Step 4: Simplify right side
    13,743.47x = 206,582,689.71
  5. Step 5: Solve for x
    x = 206,582,689.71/13,743.47
  6. Step 6: Final answer
    x = 15,031.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.