Home / 13,698.29-20,535.09-4,927.04

Finding the Fourth Proportional to 13,698.29, 20,535.09 and 4,927.04

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Solution

The fourth proportional to 13,698.29, 20,535.09 and 4,927.04 is: 7,386.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,698.29 : 20,535.09 = 4,927.04 : x
  2. Step 2: Convert to fraction form
    13,698.29/20,535.09 = 4,927.04/x
  3. Step 3: Cross multiply
    13,698.29x = 20,535.09 × 4,927.04
  4. Step 4: Simplify right side
    13,698.29x = 101,177,107.16
  5. Step 5: Solve for x
    x = 101,177,107.16/13,698.29
  6. Step 6: Final answer
    x = 7,386.11

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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.