Home / 14,165.56-21,251.50-4,170.56

Finding the Fourth Proportional to 14,165.56, 21,251.50 and 4,170.56

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Solution

The fourth proportional to 14,165.56, 21,251.50 and 4,170.56 is: 6,256.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165.56 : 21,251.50 = 4,170.56 : x
  2. Step 2: Convert to fraction form
    14,165.56/21,251.50 = 4,170.56/x
  3. Step 3: Cross multiply
    14,165.56x = 21,251.50 × 4,170.56
  4. Step 4: Simplify right side
    14,165.56x = 88,630,655.84
  5. Step 5: Solve for x
    x = 88,630,655.84/14,165.56
  6. Step 6: Final answer
    x = 6,256.77

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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.