Home / 18,803.08-28,197.33-10,033.21

Finding the Fourth Proportional to 18,803.08, 28,197.33 and 10,033.21

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Solution

The fourth proportional to 18,803.08, 28,197.33 and 10,033.21 is: 15,045.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,803.08 : 28,197.33 = 10,033.21 : x
  2. Step 2: Convert to fraction form
    18,803.08/28,197.33 = 10,033.21/x
  3. Step 3: Cross multiply
    18,803.08x = 28,197.33 × 10,033.21
  4. Step 4: Simplify right side
    18,803.08x = 282,909,733.33
  5. Step 5: Solve for x
    x = 282,909,733.33/18,803.08
  6. Step 6: Final answer
    x = 15,045.93

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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.