Home / 39,114.14-58,675.54-12,450.80

Finding the Fourth Proportional to 39,114.14, 58,675.54 and 12,450.80

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Solution

The fourth proportional to 39,114.14, 58,675.54 and 12,450.80 is: 18,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,114.14 : 58,675.54 = 12,450.80 : x
  2. Step 2: Convert to fraction form
    39,114.14/58,675.54 = 12,450.80/x
  3. Step 3: Cross multiply
    39,114.14x = 58,675.54 × 12,450.80
  4. Step 4: Simplify right side
    39,114.14x = 730,557,222.29
  5. Step 5: Solve for x
    x = 730,557,222.29/39,114.14
  6. Step 6: Final answer
    x = 18,677.57

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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.