Home / 15,208.21-22,813.67-5,347.57

Finding the Fourth Proportional to 15,208.21, 22,813.67 and 5,347.57

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Solution

The fourth proportional to 15,208.21, 22,813.67 and 5,347.57 is: 8,021.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,208.21 : 22,813.67 = 5,347.57 : x
  2. Step 2: Convert to fraction form
    15,208.21/22,813.67 = 5,347.57/x
  3. Step 3: Cross multiply
    15,208.21x = 22,813.67 × 5,347.57
  4. Step 4: Simplify right side
    15,208.21x = 121,997,670.54
  5. Step 5: Solve for x
    x = 121,997,670.54/15,208.21
  6. Step 6: Final answer
    x = 8,021.83

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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.