Home / 29,342.88-40,495.34-16,767.36

Finding the Fourth Proportional to 29,342.88, 40,495.34 and 16,767.36

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Solution

The fourth proportional to 29,342.88, 40,495.34 and 16,767.36 is: 23,140.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,342.88 : 40,495.34 = 16,767.36 : x
  2. Step 2: Convert to fraction form
    29,342.88/40,495.34 = 16,767.36/x
  3. Step 3: Cross multiply
    29,342.88x = 40,495.34 × 16,767.36
  4. Step 4: Simplify right side
    29,342.88x = 678,999,944.10
  5. Step 5: Solve for x
    x = 678,999,944.10/29,342.88
  6. Step 6: Final answer
    x = 23,140.19

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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.