Home / 29,338.64-40,486.60-16,762.32

Finding the Fourth Proportional to 29,338.64, 40,486.60 and 16,762.32

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Solution

The fourth proportional to 29,338.64, 40,486.60 and 16,762.32 is: 23,131.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,338.64 : 40,486.60 = 16,762.32 : x
  2. Step 2: Convert to fraction form
    29,338.64/40,486.60 = 16,762.32/x
  3. Step 3: Cross multiply
    29,338.64x = 40,486.60 × 16,762.32
  4. Step 4: Simplify right side
    29,338.64x = 678,649,344.91
  5. Step 5: Solve for x
    x = 678,649,344.91/29,338.64
  6. Step 6: Final answer
    x = 23,131.59

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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.