Home / 19,756.37-29,638.61-6,608.86

Finding the Fourth Proportional to 19,756.37, 29,638.61 and 6,608.86

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Solution

The fourth proportional to 19,756.37, 29,638.61 and 6,608.86 is: 9,914.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,756.37 : 29,638.61 = 6,608.86 : x
  2. Step 2: Convert to fraction form
    19,756.37/29,638.61 = 6,608.86/x
  3. Step 3: Cross multiply
    19,756.37x = 29,638.61 × 6,608.86
  4. Step 4: Simplify right side
    19,756.37x = 195,877,341.73
  5. Step 5: Solve for x
    x = 195,877,341.73/19,756.37
  6. Step 6: Final answer
    x = 9,914.64

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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.