Home / 29,311.28-40,444.48-16,558.64

Finding the Fourth Proportional to 29,311.28, 40,444.48 and 16,558.64

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Solution

The fourth proportional to 29,311.28, 40,444.48 and 16,558.64 is: 22,848.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,311.28 : 40,444.48 = 16,558.64 : x
  2. Step 2: Convert to fraction form
    29,311.28/40,444.48 = 16,558.64/x
  3. Step 3: Cross multiply
    29,311.28x = 40,444.48 × 16,558.64
  4. Step 4: Simplify right side
    29,311.28x = 669,705,584.31
  5. Step 5: Solve for x
    x = 669,705,584.31/29,311.28
  6. Step 6: Final answer
    x = 22,848.05

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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.