Home / 29,427.03-40,609.64-15,997.98

Finding the Fourth Proportional to 29,427.03, 40,609.64 and 15,997.98

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Solution

The fourth proportional to 29,427.03, 40,609.64 and 15,997.98 is: 22,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,427.03 : 40,609.64 = 15,997.98 : x
  2. Step 2: Convert to fraction form
    29,427.03/40,609.64 = 15,997.98/x
  3. Step 3: Cross multiply
    29,427.03x = 40,609.64 × 15,997.98
  4. Step 4: Simplify right side
    29,427.03x = 649,672,400.81
  5. Step 5: Solve for x
    x = 649,672,400.81/29,427.03
  6. Step 6: Final answer
    x = 22,077.40

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1.5x scale

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.