Home / 19,563.14-29,344.40-7,876.08

Finding the Fourth Proportional to 19,563.14, 29,344.40 and 7,876.08

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Solution

The fourth proportional to 19,563.14, 29,344.40 and 7,876.08 is: 11,814.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,563.14 : 29,344.40 = 7,876.08 : x
  2. Step 2: Convert to fraction form
    19,563.14/29,344.40 = 7,876.08/x
  3. Step 3: Cross multiply
    19,563.14x = 29,344.40 × 7,876.08
  4. Step 4: Simplify right side
    19,563.14x = 231,118,841.95
  5. Step 5: Solve for x
    x = 231,118,841.95/19,563.14
  6. Step 6: Final answer
    x = 11,814.00

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1.5x scale

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.