Home / 39,477.03-59,216.63-13,180.83

Finding the Fourth Proportional to 39,477.03, 59,216.63 and 13,180.83

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Solution

The fourth proportional to 39,477.03, 59,216.63 and 13,180.83 is: 19,771.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,477.03 : 59,216.63 = 13,180.83 : x
  2. Step 2: Convert to fraction form
    39,477.03/59,216.63 = 13,180.83/x
  3. Step 3: Cross multiply
    39,477.03x = 59,216.63 × 13,180.83
  4. Step 4: Simplify right side
    39,477.03x = 780,524,267.30
  5. Step 5: Solve for x
    x = 780,524,267.30/39,477.03
  6. Step 6: Final answer
    x = 19,771.61

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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.