Home / 38,277.67-52,824.94-21,283.64

Finding the Fourth Proportional to 38,277.67, 52,824.94 and 21,283.64

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Solution

The fourth proportional to 38,277.67, 52,824.94 and 21,283.64 is: 29,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,277.67 : 52,824.94 = 21,283.64 : x
  2. Step 2: Convert to fraction form
    38,277.67/52,824.94 = 21,283.64/x
  3. Step 3: Cross multiply
    38,277.67x = 52,824.94 × 21,283.64
  4. Step 4: Simplify right side
    38,277.67x = 1,124,307,005.98
  5. Step 5: Solve for x
    x = 1,124,307,005.98/38,277.67
  6. Step 6: Final answer
    x = 29,372.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.