Home / 28,483.72-39,304.58-16,549.56

Finding the Fourth Proportional to 28,483.72, 39,304.58 and 16,549.56

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Solution

The fourth proportional to 28,483.72, 39,304.58 and 16,549.56 is: 22,836.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,483.72 : 39,304.58 = 16,549.56 : x
  2. Step 2: Convert to fraction form
    28,483.72/39,304.58 = 16,549.56/x
  3. Step 3: Cross multiply
    28,483.72x = 39,304.58 × 16,549.56
  4. Step 4: Simplify right side
    28,483.72x = 650,473,504.98
  5. Step 5: Solve for x
    x = 650,473,504.98/28,483.72
  6. Step 6: Final answer
    x = 22,836.68

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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.