Home / 29,147.04-43,720.56-12,496.32

Finding the Fourth Proportional to 29,147.04, 43,720.56 and 12,496.32

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Solution

The fourth proportional to 29,147.04, 43,720.56 and 12,496.32 is: 18,744.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,147.04 : 43,720.56 = 12,496.32 : x
  2. Step 2: Convert to fraction form
    29,147.04/43,720.56 = 12,496.32/x
  3. Step 3: Cross multiply
    29,147.04x = 43,720.56 × 12,496.32
  4. Step 4: Simplify right side
    29,147.04x = 546,346,108.34
  5. Step 5: Solve for x
    x = 546,346,108.34/29,147.04
  6. Step 6: Final answer
    x = 18,744.48

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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.