Home / 13,054.44-19,581.50-4,289.24

Finding the Fourth Proportional to 13,054.44, 19,581.50 and 4,289.24

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Solution

The fourth proportional to 13,054.44, 19,581.50 and 4,289.24 is: 6,433.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,054.44 : 19,581.50 = 4,289.24 : x
  2. Step 2: Convert to fraction form
    13,054.44/19,581.50 = 4,289.24/x
  3. Step 3: Cross multiply
    13,054.44x = 19,581.50 × 4,289.24
  4. Step 4: Simplify right side
    13,054.44x = 83,989,753.06
  5. Step 5: Solve for x
    x = 83,989,753.06/13,054.44
  6. Step 6: Final answer
    x = 6,433.81

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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.