Home / 15,751.98-23,628.82-6,390.60

Finding the Fourth Proportional to 15,751.98, 23,628.82 and 6,390.60

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Solution

The fourth proportional to 15,751.98, 23,628.82 and 6,390.60 is: 9,586.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,751.98 : 23,628.82 = 6,390.60 : x
  2. Step 2: Convert to fraction form
    15,751.98/23,628.82 = 6,390.60/x
  3. Step 3: Cross multiply
    15,751.98x = 23,628.82 × 6,390.60
  4. Step 4: Simplify right side
    15,751.98x = 151,002,337.09
  5. Step 5: Solve for x
    x = 151,002,337.09/15,751.98
  6. Step 6: Final answer
    x = 9,586.24

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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.