Home / 58,634.07-87,889.14-19,180.59

Finding the Fourth Proportional to 58,634.07, 87,889.14 and 19,180.59

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Solution

The fourth proportional to 58,634.07, 87,889.14 and 19,180.59 is: 28,750.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,634.07 : 87,889.14 = 19,180.59 : x
  2. Step 2: Convert to fraction form
    58,634.07/87,889.14 = 19,180.59/x
  3. Step 3: Cross multiply
    58,634.07x = 87,889.14 × 19,180.59
  4. Step 4: Simplify right side
    58,634.07x = 1,685,765,559.79
  5. Step 5: Solve for x
    x = 1,685,765,559.79/58,634.07
  6. Step 6: Final answer
    x = 28,750.61

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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.