Home / 14,558.43-20,091.38-8,892.26

Finding the Fourth Proportional to 14,558.43, 20,091.38 and 8,892.26

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Solution

The fourth proportional to 14,558.43, 20,091.38 and 8,892.26 is: 12,271.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,558.43 : 20,091.38 = 8,892.26 : x
  2. Step 2: Convert to fraction form
    14,558.43/20,091.38 = 8,892.26/x
  3. Step 3: Cross multiply
    14,558.43x = 20,091.38 × 8,892.26
  4. Step 4: Simplify right side
    14,558.43x = 178,657,818.16
  5. Step 5: Solve for x
    x = 178,657,818.16/14,558.43
  6. Step 6: Final answer
    x = 12,271.77

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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.