Home / 13,114.10-19,673.55-5,323.70

Finding the Fourth Proportional to 13,114.10, 19,673.55 and 5,323.70

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Solution

The fourth proportional to 13,114.10, 19,673.55 and 5,323.70 is: 7,986.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114.10 : 19,673.55 = 5,323.70 : x
  2. Step 2: Convert to fraction form
    13,114.10/19,673.55 = 5,323.70/x
  3. Step 3: Cross multiply
    13,114.10x = 19,673.55 × 5,323.70
  4. Step 4: Simplify right side
    13,114.10x = 104,736,078.14
  5. Step 5: Solve for x
    x = 104,736,078.14/13,114.10
  6. Step 6: Final answer
    x = 7,986.52

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1.5x scale

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.