Home / 38,866.96-58,302.26-12,573.75

Finding the Fourth Proportional to 38,866.96, 58,302.26 and 12,573.75

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Solution

The fourth proportional to 38,866.96, 58,302.26 and 12,573.75 is: 18,861.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,866.96 : 58,302.26 = 12,573.75 : x
  2. Step 2: Convert to fraction form
    38,866.96/58,302.26 = 12,573.75/x
  3. Step 3: Cross multiply
    38,866.96x = 58,302.26 × 12,573.75
  4. Step 4: Simplify right side
    38,866.96x = 733,078,041.68
  5. Step 5: Solve for x
    x = 733,078,041.68/38,866.96
  6. Step 6: Final answer
    x = 18,861.21

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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.