Home / 46,972.72-70,459.62-11,911.48

Finding the Fourth Proportional to 46,972.72, 70,459.62 and 11,911.48

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Solution

The fourth proportional to 46,972.72, 70,459.62 and 11,911.48 is: 17,867.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,972.72 : 70,459.62 = 11,911.48 : x
  2. Step 2: Convert to fraction form
    46,972.72/70,459.62 = 11,911.48/x
  3. Step 3: Cross multiply
    46,972.72x = 70,459.62 × 11,911.48
  4. Step 4: Simplify right side
    46,972.72x = 839,278,354.44
  5. Step 5: Solve for x
    x = 839,278,354.44/46,972.72
  6. Step 6: Final answer
    x = 17,867.36

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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.