Home / 33,465.16-50,130.82-20,130.79

Finding the Fourth Proportional to 33,465.16, 50,130.82 and 20,130.79

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Solution

The fourth proportional to 33,465.16, 50,130.82 and 20,130.79 is: 30,155.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,465.16 : 50,130.82 = 20,130.79 : x
  2. Step 2: Convert to fraction form
    33,465.16/50,130.82 = 20,130.79/x
  3. Step 3: Cross multiply
    33,465.16x = 50,130.82 × 20,130.79
  4. Step 4: Simplify right side
    33,465.16x = 1,009,173,009.95
  5. Step 5: Solve for x
    x = 1,009,173,009.95/33,465.16
  6. Step 6: Final answer
    x = 30,155.93

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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.