Home / 28,538.55-39,373.66-16,599.35

Finding the Fourth Proportional to 28,538.55, 39,373.66 and 16,599.35

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Solution

The fourth proportional to 28,538.55, 39,373.66 and 16,599.35 is: 22,901.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,538.55 : 39,373.66 = 16,599.35 : x
  2. Step 2: Convert to fraction form
    28,538.55/39,373.66 = 16,599.35/x
  3. Step 3: Cross multiply
    28,538.55x = 39,373.66 × 16,599.35
  4. Step 4: Simplify right side
    28,538.55x = 653,577,282.30
  5. Step 5: Solve for x
    x = 653,577,282.30/28,538.55
  6. Step 6: Final answer
    x = 22,901.56

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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.