Home / 64,767.12-97,137.72-18,007.44

Finding the Fourth Proportional to 64,767.12, 97,137.72 and 18,007.44

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Solution

The fourth proportional to 64,767.12, 97,137.72 and 18,007.44 is: 27,007.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,767.12 : 97,137.72 = 18,007.44 : x
  2. Step 2: Convert to fraction form
    64,767.12/97,137.72 = 18,007.44/x
  3. Step 3: Cross multiply
    64,767.12x = 97,137.72 × 18,007.44
  4. Step 4: Simplify right side
    64,767.12x = 1,749,201,664.64
  5. Step 5: Solve for x
    x = 1,749,201,664.64/64,767.12
  6. Step 6: Final answer
    x = 27,007.56

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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.