Home / 12,933.74-19,407.90-6,360.60

Finding the Fourth Proportional to 12,933.74, 19,407.90 and 6,360.60

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Solution

The fourth proportional to 12,933.74, 19,407.90 and 6,360.60 is: 9,544.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,933.74 : 19,407.90 = 6,360.60 : x
  2. Step 2: Convert to fraction form
    12,933.74/19,407.90 = 6,360.60/x
  3. Step 3: Cross multiply
    12,933.74x = 19,407.90 × 6,360.60
  4. Step 4: Simplify right side
    12,933.74x = 123,445,888.74
  5. Step 5: Solve for x
    x = 123,445,888.74/12,933.74
  6. Step 6: Final answer
    x = 9,544.49

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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.