Home / 19,416.86-29,119.98-5,373.54

Finding the Fourth Proportional to 19,416.86, 29,119.98 and 5,373.54

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Solution

The fourth proportional to 19,416.86, 29,119.98 and 5,373.54 is: 8,058.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,416.86 : 29,119.98 = 5,373.54 : x
  2. Step 2: Convert to fraction form
    19,416.86/29,119.98 = 5,373.54/x
  3. Step 3: Cross multiply
    19,416.86x = 29,119.98 × 5,373.54
  4. Step 4: Simplify right side
    19,416.86x = 156,477,377.33
  5. Step 5: Solve for x
    x = 156,477,377.33/19,416.86
  6. Step 6: Final answer
    x = 8,058.84

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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.