Home / 36,124.94-49,852.40-20,209.38

Finding the Fourth Proportional to 36,124.94, 49,852.40 and 20,209.38

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Solution

The fourth proportional to 36,124.94, 49,852.40 and 20,209.38 is: 27,888.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,124.94 : 49,852.40 = 20,209.38 : x
  2. Step 2: Convert to fraction form
    36,124.94/49,852.40 = 20,209.38/x
  3. Step 3: Cross multiply
    36,124.94x = 49,852.40 × 20,209.38
  4. Step 4: Simplify right side
    36,124.94x = 1,007,485,994.47
  5. Step 5: Solve for x
    x = 1,007,485,994.47/36,124.94
  6. Step 6: Final answer
    x = 27,888.94

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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.