Home / 16,771.56-25,133.50-12,354.28

Finding the Fourth Proportional to 16,771.56, 25,133.50 and 12,354.28

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Solution

The fourth proportional to 16,771.56, 25,133.50 and 12,354.28 is: 18,513.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771.56 : 25,133.50 = 12,354.28 : x
  2. Step 2: Convert to fraction form
    16,771.56/25,133.50 = 12,354.28/x
  3. Step 3: Cross multiply
    16,771.56x = 25,133.50 × 12,354.28
  4. Step 4: Simplify right side
    16,771.56x = 310,506,296.38
  5. Step 5: Solve for x
    x = 310,506,296.38/16,771.56
  6. Step 6: Final answer
    x = 18,513.86

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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.