Home / 38,782.19-58,119.46-17,670.63

Finding the Fourth Proportional to 38,782.19, 58,119.46 and 17,670.63

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Solution

The fourth proportional to 38,782.19, 58,119.46 and 17,670.63 is: 26,481.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,782.19 : 58,119.46 = 17,670.63 : x
  2. Step 2: Convert to fraction form
    38,782.19/58,119.46 = 17,670.63/x
  3. Step 3: Cross multiply
    38,782.19x = 58,119.46 × 17,670.63
  4. Step 4: Simplify right side
    38,782.19x = 1,027,007,647.23
  5. Step 5: Solve for x
    x = 1,027,007,647.23/38,782.19
  6. Step 6: Final answer
    x = 26,481.43

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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.