Home / 38,014.70-57,005.74-13,057.26

Finding the Fourth Proportional to 38,014.70, 57,005.74 and 13,057.26

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Solution

The fourth proportional to 38,014.70, 57,005.74 and 13,057.26 is: 19,580.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,014.70 : 57,005.74 = 13,057.26 : x
  2. Step 2: Convert to fraction form
    38,014.70/57,005.74 = 13,057.26/x
  3. Step 3: Cross multiply
    38,014.70x = 57,005.74 × 13,057.26
  4. Step 4: Simplify right side
    38,014.70x = 744,338,768.67
  5. Step 5: Solve for x
    x = 744,338,768.67/38,014.70
  6. Step 6: Final answer
    x = 19,580.29

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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.