Home / 37,999.74-57,000.42-13,039.59

Finding the Fourth Proportional to 37,999.74, 57,000.42 and 13,039.59

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Solution

The fourth proportional to 37,999.74, 57,000.42 and 13,039.59 is: 19,559.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,999.74 : 57,000.42 = 13,039.59 : x
  2. Step 2: Convert to fraction form
    37,999.74/57,000.42 = 13,039.59/x
  3. Step 3: Cross multiply
    37,999.74x = 57,000.42 × 13,039.59
  4. Step 4: Simplify right side
    37,999.74x = 743,262,106.63
  5. Step 5: Solve for x
    x = 743,262,106.63/37,999.74
  6. Step 6: Final answer
    x = 19,559.66

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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.