Home / 13,333.74-20,001.62-3,973.58

Finding the Fourth Proportional to 13,333.74, 20,001.62 and 3,973.58

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Solution

The fourth proportional to 13,333.74, 20,001.62 and 3,973.58 is: 5,960.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,333.74 : 20,001.62 = 3,973.58 : x
  2. Step 2: Convert to fraction form
    13,333.74/20,001.62 = 3,973.58/x
  3. Step 3: Cross multiply
    13,333.74x = 20,001.62 × 3,973.58
  4. Step 4: Simplify right side
    13,333.74x = 79,478,037.20
  5. Step 5: Solve for x
    x = 79,478,037.20/13,333.74
  6. Step 6: Final answer
    x = 5,960.67

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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.