Home / 14,013.14-21,019.71-4,152.56

Finding the Fourth Proportional to 14,013.14, 21,019.71 and 4,152.56

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Solution

The fourth proportional to 14,013.14, 21,019.71 and 4,152.56 is: 6,228.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013.14 : 21,019.71 = 4,152.56 : x
  2. Step 2: Convert to fraction form
    14,013.14/21,019.71 = 4,152.56/x
  3. Step 3: Cross multiply
    14,013.14x = 21,019.71 × 4,152.56
  4. Step 4: Simplify right side
    14,013.14x = 87,285,606.96
  5. Step 5: Solve for x
    x = 87,285,606.96/14,013.14
  6. Step 6: Final answer
    x = 6,228.84

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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.