Home / 12,834.19-19,246.42-5,038.75

Finding the Fourth Proportional to 12,834.19, 19,246.42 and 5,038.75

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Solution

The fourth proportional to 12,834.19, 19,246.42 and 5,038.75 is: 7,556.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834.19 : 19,246.42 = 5,038.75 : x
  2. Step 2: Convert to fraction form
    12,834.19/19,246.42 = 5,038.75/x
  3. Step 3: Cross multiply
    12,834.19x = 19,246.42 × 5,038.75
  4. Step 4: Simplify right side
    12,834.19x = 96,977,898.78
  5. Step 5: Solve for x
    x = 96,977,898.78/12,834.19
  6. Step 6: Final answer
    x = 7,556.21

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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.