Home / 53,567.42-80,344.10-14,127.64

Finding the Fourth Proportional to 53,567.42, 80,344.10 and 14,127.64

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Solution

The fourth proportional to 53,567.42, 80,344.10 and 14,127.64 is: 21,189.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,567.42 : 80,344.10 = 14,127.64 : x
  2. Step 2: Convert to fraction form
    53,567.42/80,344.10 = 14,127.64/x
  3. Step 3: Cross multiply
    53,567.42x = 80,344.10 × 14,127.64
  4. Step 4: Simplify right side
    53,567.42x = 1,135,072,520.92
  5. Step 5: Solve for x
    x = 1,135,072,520.92/53,567.42
  6. Step 6: Final answer
    x = 21,189.61

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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.