Home / 20,153.24-30,229.86-6,302.24

Finding the Fourth Proportional to 20,153.24, 30,229.86 and 6,302.24

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Solution

The fourth proportional to 20,153.24, 30,229.86 and 6,302.24 is: 9,453.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,153.24 : 30,229.86 = 6,302.24 : x
  2. Step 2: Convert to fraction form
    20,153.24/30,229.86 = 6,302.24/x
  3. Step 3: Cross multiply
    20,153.24x = 30,229.86 × 6,302.24
  4. Step 4: Simplify right side
    20,153.24x = 190,515,681.74
  5. Step 5: Solve for x
    x = 190,515,681.74/20,153.24
  6. Step 6: Final answer
    x = 9,453.35

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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.