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Finding the Fourth Proportional to 19,482.10, 29,200.08 and 8,943.26

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Solution

The fourth proportional to 19,482.10, 29,200.08 and 8,943.26 is: 13,404.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,482.10 : 29,200.08 = 8,943.26 : x
  2. Step 2: Convert to fraction form
    19,482.10/29,200.08 = 8,943.26/x
  3. Step 3: Cross multiply
    19,482.10x = 29,200.08 × 8,943.26
  4. Step 4: Simplify right side
    19,482.10x = 261,143,907.46
  5. Step 5: Solve for x
    x = 261,143,907.46/19,482.10
  6. Step 6: Final answer
    x = 13,404.30

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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.