Home / 28,966.39-43,497.88-19,539.44

Finding the Fourth Proportional to 28,966.39, 43,497.88 and 19,539.44

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Solution

The fourth proportional to 28,966.39, 43,497.88 and 19,539.44 is: 29,341.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,966.39 : 43,497.88 = 19,539.44 : x
  2. Step 2: Convert to fraction form
    28,966.39/43,497.88 = 19,539.44/x
  3. Step 3: Cross multiply
    28,966.39x = 43,497.88 × 19,539.44
  4. Step 4: Simplify right side
    28,966.39x = 849,924,113.17
  5. Step 5: Solve for x
    x = 849,924,113.17/28,966.39
  6. Step 6: Final answer
    x = 29,341.74

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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.