Home / 13,004.70-19,499.85-4,235.10

Finding the Fourth Proportional to 13,004.70, 19,499.85 and 4,235.10

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Solution

The fourth proportional to 13,004.70, 19,499.85 and 4,235.10 is: 6,350.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,004.70 : 19,499.85 = 4,235.10 : x
  2. Step 2: Convert to fraction form
    13,004.70/19,499.85 = 4,235.10/x
  3. Step 3: Cross multiply
    13,004.70x = 19,499.85 × 4,235.10
  4. Step 4: Simplify right side
    13,004.70x = 82,583,814.74
  5. Step 5: Solve for x
    x = 82,583,814.74/13,004.70
  6. Step 6: Final answer
    x = 6,350.31

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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.