Home / 38,012.64-57,014.52-14,622.72

Finding the Fourth Proportional to 38,012.64, 57,014.52 and 14,622.72

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Solution

The fourth proportional to 38,012.64, 57,014.52 and 14,622.72 is: 21,932.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,012.64 : 57,014.52 = 14,622.72 : x
  2. Step 2: Convert to fraction form
    38,012.64/57,014.52 = 14,622.72/x
  3. Step 3: Cross multiply
    38,012.64x = 57,014.52 × 14,622.72
  4. Step 4: Simplify right side
    38,012.64x = 833,707,361.89
  5. Step 5: Solve for x
    x = 833,707,361.89/38,012.64
  6. Step 6: Final answer
    x = 21,932.37

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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.