Home / 38,307.76-57,450.48-14,928.64

Finding the Fourth Proportional to 38,307.76, 57,450.48 and 14,928.64

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Solution

The fourth proportional to 38,307.76, 57,450.48 and 14,928.64 is: 22,388.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,307.76 : 57,450.48 = 14,928.64 : x
  2. Step 2: Convert to fraction form
    38,307.76/57,450.48 = 14,928.64/x
  3. Step 3: Cross multiply
    38,307.76x = 57,450.48 × 14,928.64
  4. Step 4: Simplify right side
    38,307.76x = 857,657,533.75
  5. Step 5: Solve for x
    x = 857,657,533.75/38,307.76
  6. Step 6: Final answer
    x = 22,388.61

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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.