Home / 19,646.37-29,469.56-6,495.21

Finding the Fourth Proportional to 19,646.37, 29,469.56 and 6,495.21

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Solution

The fourth proportional to 19,646.37, 29,469.56 and 6,495.21 is: 9,742.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.37 : 29,469.56 = 6,495.21 : x
  2. Step 2: Convert to fraction form
    19,646.37/29,469.56 = 6,495.21/x
  3. Step 3: Cross multiply
    19,646.37x = 29,469.56 × 6,495.21
  4. Step 4: Simplify right side
    19,646.37x = 191,410,948.33
  5. Step 5: Solve for x
    x = 191,410,948.33/19,646.37
  6. Step 6: Final answer
    x = 9,742.82

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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.