Home / 35,329.60-48,741.04-20,214.16

Finding the Fourth Proportional to 35,329.60, 48,741.04 and 20,214.16

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Solution

The fourth proportional to 35,329.60, 48,741.04 and 20,214.16 is: 27,887.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,329.60 : 48,741.04 = 20,214.16 : x
  2. Step 2: Convert to fraction form
    35,329.60/48,741.04 = 20,214.16/x
  3. Step 3: Cross multiply
    35,329.60x = 48,741.04 × 20,214.16
  4. Step 4: Simplify right side
    35,329.60x = 985,259,181.13
  5. Step 5: Solve for x
    x = 985,259,181.13/35,329.60
  6. Step 6: Final answer
    x = 27,887.64

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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.