Home / 36,208.68-49,962.98-20,290.92

Finding the Fourth Proportional to 36,208.68, 49,962.98 and 20,290.92

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Solution

The fourth proportional to 36,208.68, 49,962.98 and 20,290.92 is: 27,998.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,208.68 : 49,962.98 = 20,290.92 : x
  2. Step 2: Convert to fraction form
    36,208.68/49,962.98 = 20,290.92/x
  3. Step 3: Cross multiply
    36,208.68x = 49,962.98 × 20,290.92
  4. Step 4: Simplify right side
    36,208.68x = 1,013,794,830.14
  5. Step 5: Solve for x
    x = 1,013,794,830.14/36,208.68
  6. Step 6: Final answer
    x = 27,998.67

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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.