Home / 36,873.04-55,308.32-20,240.90

Finding the Fourth Proportional to 36,873.04, 55,308.32 and 20,240.90

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Solution

The fourth proportional to 36,873.04, 55,308.32 and 20,240.90 is: 30,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,873.04 : 55,308.32 = 20,240.90 : x
  2. Step 2: Convert to fraction form
    36,873.04/55,308.32 = 20,240.90/x
  3. Step 3: Cross multiply
    36,873.04x = 55,308.32 × 20,240.90
  4. Step 4: Simplify right side
    36,873.04x = 1,119,490,174.29
  5. Step 5: Solve for x
    x = 1,119,490,174.29/36,873.04
  6. Step 6: Final answer
    x = 30,360.67

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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.