Home / 14,561.22-20,089.56-8,893.92

Finding the Fourth Proportional to 14,561.22, 20,089.56 and 8,893.92

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Solution

The fourth proportional to 14,561.22, 20,089.56 and 8,893.92 is: 12,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,561.22 : 20,089.56 = 8,893.92 : x
  2. Step 2: Convert to fraction form
    14,561.22/20,089.56 = 8,893.92/x
  3. Step 3: Cross multiply
    14,561.22x = 20,089.56 × 8,893.92
  4. Step 4: Simplify right side
    14,561.22x = 178,674,939.48
  5. Step 5: Solve for x
    x = 178,674,939.48/14,561.22
  6. Step 6: Final answer
    x = 12,270.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.