Home / 19,905.36-29,851.66-6,575.86

Finding the Fourth Proportional to 19,905.36, 29,851.66 and 6,575.86

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Solution

The fourth proportional to 19,905.36, 29,851.66 and 6,575.86 is: 9,861.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,905.36 : 29,851.66 = 6,575.86 : x
  2. Step 2: Convert to fraction form
    19,905.36/29,851.66 = 6,575.86/x
  3. Step 3: Cross multiply
    19,905.36x = 29,851.66 × 6,575.86
  4. Step 4: Simplify right side
    19,905.36x = 196,300,336.93
  5. Step 5: Solve for x
    x = 196,300,336.93/19,905.36
  6. Step 6: Final answer
    x = 9,861.68

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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.