Home / 14,407.47-19,889.01-10,161.99

Finding the Fourth Proportional to 14,407.47, 19,889.01 and 10,161.99

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Solution

The fourth proportional to 14,407.47, 19,889.01 and 10,161.99 is: 14,028.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,407.47 : 19,889.01 = 10,161.99 : x
  2. Step 2: Convert to fraction form
    14,407.47/19,889.01 = 10,161.99/x
  3. Step 3: Cross multiply
    14,407.47x = 19,889.01 × 10,161.99
  4. Step 4: Simplify right side
    14,407.47x = 202,111,920.73
  5. Step 5: Solve for x
    x = 202,111,920.73/14,407.47
  6. Step 6: Final answer
    x = 14,028.27

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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.