Home / 20,329.65-30,483.09-6,285.66

Finding the Fourth Proportional to 20,329.65, 30,483.09 and 6,285.66

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Solution

The fourth proportional to 20,329.65, 30,483.09 and 6,285.66 is: 9,424.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,329.65 : 30,483.09 = 6,285.66 : x
  2. Step 2: Convert to fraction form
    20,329.65/30,483.09 = 6,285.66/x
  3. Step 3: Cross multiply
    20,329.65x = 30,483.09 × 6,285.66
  4. Step 4: Simplify right side
    20,329.65x = 191,606,339.49
  5. Step 5: Solve for x
    x = 191,606,339.49/20,329.65
  6. Step 6: Final answer
    x = 9,424.97

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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.