Home / 13,237.22-19,858.10-4,470.05

Finding the Fourth Proportional to 13,237.22, 19,858.10 and 4,470.05

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Solution

The fourth proportional to 13,237.22, 19,858.10 and 4,470.05 is: 6,705.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237.22 : 19,858.10 = 4,470.05 : x
  2. Step 2: Convert to fraction form
    13,237.22/19,858.10 = 4,470.05/x
  3. Step 3: Cross multiply
    13,237.22x = 19,858.10 × 4,470.05
  4. Step 4: Simplify right side
    13,237.22x = 88,766,727.20
  5. Step 5: Solve for x
    x = 88,766,727.20/13,237.22
  6. Step 6: Final answer
    x = 6,705.84

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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.