Home / 38,734.38-53,465.13-33,485.58

Finding the Fourth Proportional to 38,734.38, 53,465.13 and 33,485.58

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Solution

The fourth proportional to 38,734.38, 53,465.13 and 33,485.58 is: 46,220.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,734.38 : 53,465.13 = 33,485.58 : x
  2. Step 2: Convert to fraction form
    38,734.38/53,465.13 = 33,485.58/x
  3. Step 3: Cross multiply
    38,734.38x = 53,465.13 × 33,485.58
  4. Step 4: Simplify right side
    38,734.38x = 1,790,310,887.83
  5. Step 5: Solve for x
    x = 1,790,310,887.83/38,734.38
  6. Step 6: Final answer
    x = 46,220.20

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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.