Home / 14,017.12-21,025.60-4,156.48

Finding the Fourth Proportional to 14,017.12, 21,025.60 and 4,156.48

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Solution

The fourth proportional to 14,017.12, 21,025.60 and 4,156.48 is: 6,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017.12 : 21,025.60 = 4,156.48 : x
  2. Step 2: Convert to fraction form
    14,017.12/21,025.60 = 4,156.48/x
  3. Step 3: Cross multiply
    14,017.12x = 21,025.60 × 4,156.48
  4. Step 4: Simplify right side
    14,017.12x = 87,392,485.89
  5. Step 5: Solve for x
    x = 87,392,485.89/14,017.12
  6. Step 6: Final answer
    x = 6,234.70

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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.