Home / 19,338.48-29,009.74-8,246.34

Finding the Fourth Proportional to 19,338.48, 29,009.74 and 8,246.34

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Solution

The fourth proportional to 19,338.48, 29,009.74 and 8,246.34 is: 12,370.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338.48 : 29,009.74 = 8,246.34 : x
  2. Step 2: Convert to fraction form
    19,338.48/29,009.74 = 8,246.34/x
  3. Step 3: Cross multiply
    19,338.48x = 29,009.74 × 8,246.34
  4. Step 4: Simplify right side
    19,338.48x = 239,223,993.07
  5. Step 5: Solve for x
    x = 239,223,993.07/19,338.48
  6. Step 6: Final answer
    x = 12,370.36

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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.