Home / 38,849.78-58,255.84-17,783.51

Finding the Fourth Proportional to 38,849.78, 58,255.84 and 17,783.51

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Solution

The fourth proportional to 38,849.78, 58,255.84 and 17,783.51 is: 26,666.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,849.78 : 58,255.84 = 17,783.51 : x
  2. Step 2: Convert to fraction form
    38,849.78/58,255.84 = 17,783.51/x
  3. Step 3: Cross multiply
    38,849.78x = 58,255.84 × 17,783.51
  4. Step 4: Simplify right side
    38,849.78x = 1,035,993,044.15
  5. Step 5: Solve for x
    x = 1,035,993,044.15/38,849.78
  6. Step 6: Final answer
    x = 26,666.64

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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.