Home / 13,795.85-20,696.85-5,030.76

Finding the Fourth Proportional to 13,795.85, 20,696.85 and 5,030.76

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Solution

The fourth proportional to 13,795.85, 20,696.85 and 5,030.76 is: 7,547.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.85 : 20,696.85 = 5,030.76 : x
  2. Step 2: Convert to fraction form
    13,795.85/20,696.85 = 5,030.76/x
  3. Step 3: Cross multiply
    13,795.85x = 20,696.85 × 5,030.76
  4. Step 4: Simplify right side
    13,795.85x = 104,120,903.97
  5. Step 5: Solve for x
    x = 104,120,903.97/13,795.85
  6. Step 6: Final answer
    x = 7,547.27

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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.