Home / 19,570.37-29,349.41-6,419.66

Finding the Fourth Proportional to 19,570.37, 29,349.41 and 6,419.66

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Solution

The fourth proportional to 19,570.37, 29,349.41 and 6,419.66 is: 9,627.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570.37 : 29,349.41 = 6,419.66 : x
  2. Step 2: Convert to fraction form
    19,570.37/29,349.41 = 6,419.66/x
  3. Step 3: Cross multiply
    19,570.37x = 29,349.41 × 6,419.66
  4. Step 4: Simplify right side
    19,570.37x = 188,413,054.56
  5. Step 5: Solve for x
    x = 188,413,054.56/19,570.37
  6. Step 6: Final answer
    x = 9,627.47

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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.