Home / 38,858.88-58,291.52-12,567.84

Finding the Fourth Proportional to 38,858.88, 58,291.52 and 12,567.84

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Solution

The fourth proportional to 38,858.88, 58,291.52 and 12,567.84 is: 18,852.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,858.88 : 58,291.52 = 12,567.84 : x
  2. Step 2: Convert to fraction form
    38,858.88/58,291.52 = 12,567.84/x
  3. Step 3: Cross multiply
    38,858.88x = 58,291.52 × 12,567.84
  4. Step 4: Simplify right side
    38,858.88x = 732,598,496.72
  5. Step 5: Solve for x
    x = 732,598,496.72/38,858.88
  6. Step 6: Final answer
    x = 18,852.79

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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.