Home / 14,250.12-19,665.12-7,962.50

Finding the Fourth Proportional to 14,250.12, 19,665.12 and 7,962.50

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Solution

The fourth proportional to 14,250.12, 19,665.12 and 7,962.50 is: 10,988.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250.12 : 19,665.12 = 7,962.50 : x
  2. Step 2: Convert to fraction form
    14,250.12/19,665.12 = 7,962.50/x
  3. Step 3: Cross multiply
    14,250.12x = 19,665.12 × 7,962.50
  4. Step 4: Simplify right side
    14,250.12x = 156,583,518
  5. Step 5: Solve for x
    x = 156,583,518/14,250.12
  6. Step 6: Final answer
    x = 10,988.22

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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.