Home / 13,133.96-19,697.75-4,367.74

Finding the Fourth Proportional to 13,133.96, 19,697.75 and 4,367.74

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Solution

The fourth proportional to 13,133.96, 19,697.75 and 4,367.74 is: 6,550.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,133.96 : 19,697.75 = 4,367.74 : x
  2. Step 2: Convert to fraction form
    13,133.96/19,697.75 = 4,367.74/x
  3. Step 3: Cross multiply
    13,133.96x = 19,697.75 × 4,367.74
  4. Step 4: Simplify right side
    13,133.96x = 86,034,612.26
  5. Step 5: Solve for x
    x = 86,034,612.26/13,133.96
  6. Step 6: Final answer
    x = 6,550.54

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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.