Home / 30,821.02-46,233.60-10,828.08

Finding the Fourth Proportional to 30,821.02, 46,233.60 and 10,828.08

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Solution

The fourth proportional to 30,821.02, 46,233.60 and 10,828.08 is: 16,242.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,821.02 : 46,233.60 = 10,828.08 : x
  2. Step 2: Convert to fraction form
    30,821.02/46,233.60 = 10,828.08/x
  3. Step 3: Cross multiply
    30,821.02x = 46,233.60 × 10,828.08
  4. Step 4: Simplify right side
    30,821.02x = 500,621,078.88
  5. Step 5: Solve for x
    x = 500,621,078.88/30,821.02
  6. Step 6: Final answer
    x = 16,242.85

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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.