Home / 30,766.02-46,187.30-21,465.19

Finding the Fourth Proportional to 30,766.02, 46,187.30 and 21,465.19

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Solution

The fourth proportional to 30,766.02, 46,187.30 and 21,465.19 is: 32,224.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,766.02 : 46,187.30 = 21,465.19 : x
  2. Step 2: Convert to fraction form
    30,766.02/46,187.30 = 21,465.19/x
  3. Step 3: Cross multiply
    30,766.02x = 46,187.30 × 21,465.19
  4. Step 4: Simplify right side
    30,766.02x = 991,419,170.09
  5. Step 5: Solve for x
    x = 991,419,170.09/30,766.02
  6. Step 6: Final answer
    x = 32,224.49

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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.