Home / 13,077.45-19,614.24-4,311.22

Finding the Fourth Proportional to 13,077.45, 19,614.24 and 4,311.22

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Solution

The fourth proportional to 13,077.45, 19,614.24 and 4,311.22 is: 6,466.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,077.45 : 19,614.24 = 4,311.22 : x
  2. Step 2: Convert to fraction form
    13,077.45/19,614.24 = 4,311.22/x
  3. Step 3: Cross multiply
    13,077.45x = 19,614.24 × 4,311.22
  4. Step 4: Simplify right side
    13,077.45x = 84,561,303.77
  5. Step 5: Solve for x
    x = 84,561,303.77/13,077.45
  6. Step 6: Final answer
    x = 6,466.19

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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.