Home / 13,598.19-20,404.26-6,672.69

Finding the Fourth Proportional to 13,598.19, 20,404.26 and 6,672.69

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Solution

The fourth proportional to 13,598.19, 20,404.26 and 6,672.69 is: 10,012.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,598.19 : 20,404.26 = 6,672.69 : x
  2. Step 2: Convert to fraction form
    13,598.19/20,404.26 = 6,672.69/x
  3. Step 3: Cross multiply
    13,598.19x = 20,404.26 × 6,672.69
  4. Step 4: Simplify right side
    13,598.19x = 136,151,301.66
  5. Step 5: Solve for x
    x = 136,151,301.66/13,598.19
  6. Step 6: Final answer
    x = 10,012.46

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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.