Home / 36,485.01-54,749.39-13,113.27

Finding the Fourth Proportional to 36,485.01, 54,749.39 and 13,113.27

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Solution

The fourth proportional to 36,485.01, 54,749.39 and 13,113.27 is: 19,677.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,485.01 : 54,749.39 = 13,113.27 : x
  2. Step 2: Convert to fraction form
    36,485.01/54,749.39 = 13,113.27/x
  3. Step 3: Cross multiply
    36,485.01x = 54,749.39 × 13,113.27
  4. Step 4: Simplify right side
    36,485.01x = 717,943,467.84
  5. Step 5: Solve for x
    x = 717,943,467.84/36,485.01
  6. Step 6: Final answer
    x = 19,677.77

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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.