Home / 13,962.00-20,953.38-5,642.09

Finding the Fourth Proportional to 13,962.00, 20,953.38 and 5,642.09

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Solution

The fourth proportional to 13,962.00, 20,953.38 and 5,642.09 is: 8,467.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962.00 : 20,953.38 = 5,642.09 : x
  2. Step 2: Convert to fraction form
    13,962.00/20,953.38 = 5,642.09/x
  3. Step 3: Cross multiply
    13,962.00x = 20,953.38 × 5,642.09
  4. Step 4: Simplify right side
    13,962.00x = 118,220,818.99
  5. Step 5: Solve for x
    x = 118,220,818.99/13,962.00
  6. Step 6: Final answer
    x = 8,467.33

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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.