Home / 12,566.64-18,849.96-3,332.64

Finding the Fourth Proportional to 12,566.64, 18,849.96 and 3,332.64

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Solution

The fourth proportional to 12,566.64, 18,849.96 and 3,332.64 is: 4,998.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,566.64 : 18,849.96 = 3,332.64 : x
  2. Step 2: Convert to fraction form
    12,566.64/18,849.96 = 3,332.64/x
  3. Step 3: Cross multiply
    12,566.64x = 18,849.96 × 3,332.64
  4. Step 4: Simplify right side
    12,566.64x = 62,820,130.69
  5. Step 5: Solve for x
    x = 62,820,130.69/12,566.64
  6. Step 6: Final answer
    x = 4,998.96

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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.