Home / 35,416.19-53,107.34-20,629.32

Finding the Fourth Proportional to 35,416.19, 53,107.34 and 20,629.32

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Solution

The fourth proportional to 35,416.19, 53,107.34 and 20,629.32 is: 30,934.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,416.19 : 53,107.34 = 20,629.32 : x
  2. Step 2: Convert to fraction form
    35,416.19/53,107.34 = 20,629.32/x
  3. Step 3: Cross multiply
    35,416.19x = 53,107.34 × 20,629.32
  4. Step 4: Simplify right side
    35,416.19x = 1,095,568,208.06
  5. Step 5: Solve for x
    x = 1,095,568,208.06/35,416.19
  6. Step 6: Final answer
    x = 30,934.11

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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.