Home / 13,716.19-20,555.83-10,001.02

Finding the Fourth Proportional to 13,716.19, 20,555.83 and 10,001.02

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Solution

The fourth proportional to 13,716.19, 20,555.83 and 10,001.02 is: 14,988.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,716.19 : 20,555.83 = 10,001.02 : x
  2. Step 2: Convert to fraction form
    13,716.19/20,555.83 = 10,001.02/x
  3. Step 3: Cross multiply
    13,716.19x = 20,555.83 × 10,001.02
  4. Step 4: Simplify right side
    13,716.19x = 205,579,210.34
  5. Step 5: Solve for x
    x = 205,579,210.34/13,716.19
  6. Step 6: Final answer
    x = 14,988.07

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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.