Home / 39,177.08-58,739.52-14,213.89

Finding the Fourth Proportional to 39,177.08, 58,739.52 and 14,213.89

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Solution

The fourth proportional to 39,177.08, 58,739.52 and 14,213.89 is: 21,311.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,177.08 : 58,739.52 = 14,213.89 : x
  2. Step 2: Convert to fraction form
    39,177.08/58,739.52 = 14,213.89/x
  3. Step 3: Cross multiply
    39,177.08x = 58,739.52 × 14,213.89
  4. Step 4: Simplify right side
    39,177.08x = 834,917,075.93
  5. Step 5: Solve for x
    x = 834,917,075.93/39,177.08
  6. Step 6: Final answer
    x = 21,311.37

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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.