Home / 38,061.58-57,029.46-13,088.20

Finding the Fourth Proportional to 38,061.58, 57,029.46 and 13,088.20

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Solution

The fourth proportional to 38,061.58, 57,029.46 and 13,088.20 is: 19,610.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,061.58 : 57,029.46 = 13,088.20 : x
  2. Step 2: Convert to fraction form
    38,061.58/57,029.46 = 13,088.20/x
  3. Step 3: Cross multiply
    38,061.58x = 57,029.46 × 13,088.20
  4. Step 4: Simplify right side
    38,061.58x = 746,412,978.37
  5. Step 5: Solve for x
    x = 746,412,978.37/38,061.58
  6. Step 6: Final answer
    x = 19,610.67

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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.