Home / 14,131.95-21,200.67-5,373.03

Finding the Fourth Proportional to 14,131.95, 21,200.67 and 5,373.03

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Solution

The fourth proportional to 14,131.95, 21,200.67 and 5,373.03 is: 8,060.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,131.95 : 21,200.67 = 5,373.03 : x
  2. Step 2: Convert to fraction form
    14,131.95/21,200.67 = 5,373.03/x
  3. Step 3: Cross multiply
    14,131.95x = 21,200.67 × 5,373.03
  4. Step 4: Simplify right side
    14,131.95x = 113,911,835.93
  5. Step 5: Solve for x
    x = 113,911,835.93/14,131.95
  6. Step 6: Final answer
    x = 8,060.59

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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.