Home / 14,273.93-19,697.52-7,900.43

Finding the Fourth Proportional to 14,273.93, 19,697.52 and 7,900.43

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Solution

The fourth proportional to 14,273.93, 19,697.52 and 7,900.43 is: 10,902.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273.93 : 19,697.52 = 7,900.43 : x
  2. Step 2: Convert to fraction form
    14,273.93/19,697.52 = 7,900.43/x
  3. Step 3: Cross multiply
    14,273.93x = 19,697.52 × 7,900.43
  4. Step 4: Simplify right side
    14,273.93x = 155,618,779.45
  5. Step 5: Solve for x
    x = 155,618,779.45/14,273.93
  6. Step 6: Final answer
    x = 10,902.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.