Home / 38,453.21-57,697.58-15,085.85

Finding the Fourth Proportional to 38,453.21, 57,697.58 and 15,085.85

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Solution

The fourth proportional to 38,453.21, 57,697.58 and 15,085.85 is: 22,635.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,453.21 : 57,697.58 = 15,085.85 : x
  2. Step 2: Convert to fraction form
    38,453.21/57,697.58 = 15,085.85/x
  3. Step 3: Cross multiply
    38,453.21x = 57,697.58 × 15,085.85
  4. Step 4: Simplify right side
    38,453.21x = 870,417,037.24
  5. Step 5: Solve for x
    x = 870,417,037.24/38,453.21
  6. Step 6: Final answer
    x = 22,635.74

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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.