Home / 47,520.64-71,281.44-14,232.88

Finding the Fourth Proportional to 47,520.64, 71,281.44 and 14,232.88

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Solution

The fourth proportional to 47,520.64, 71,281.44 and 14,232.88 is: 21,349.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,520.64 : 71,281.44 = 14,232.88 : x
  2. Step 2: Convert to fraction form
    47,520.64/71,281.44 = 14,232.88/x
  3. Step 3: Cross multiply
    47,520.64x = 71,281.44 × 14,232.88
  4. Step 4: Simplify right side
    47,520.64x = 1,014,540,181.75
  5. Step 5: Solve for x
    x = 1,014,540,181.75/47,520.64
  6. Step 6: Final answer
    x = 21,349.46

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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.