Home / 35,485.02-48,967.08-20,367.04

Finding the Fourth Proportional to 35,485.02, 48,967.08 and 20,367.04

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Solution

The fourth proportional to 35,485.02, 48,967.08 and 20,367.04 is: 28,105.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,485.02 : 48,967.08 = 20,367.04 : x
  2. Step 2: Convert to fraction form
    35,485.02/48,967.08 = 20,367.04/x
  3. Step 3: Cross multiply
    35,485.02x = 48,967.08 × 20,367.04
  4. Step 4: Simplify right side
    35,485.02x = 997,314,477.04
  5. Step 5: Solve for x
    x = 997,314,477.04/35,485.02
  6. Step 6: Final answer
    x = 28,105.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.