Home / 53,630.24-80,449.46-14,186.32

Finding the Fourth Proportional to 53,630.24, 80,449.46 and 14,186.32

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Solution

The fourth proportional to 53,630.24, 80,449.46 and 14,186.32 is: 21,280.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,630.24 : 80,449.46 = 14,186.32 : x
  2. Step 2: Convert to fraction form
    53,630.24/80,449.46 = 14,186.32/x
  3. Step 3: Cross multiply
    53,630.24x = 80,449.46 × 14,186.32
  4. Step 4: Simplify right side
    53,630.24x = 1,141,281,783.39
  5. Step 5: Solve for x
    x = 1,141,281,783.39/53,630.24
  6. Step 6: Final answer
    x = 21,280.56

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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.