Home / 12,527.69-18,793.26-4,210.09

Finding the Fourth Proportional to 12,527.69, 18,793.26 and 4,210.09

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Solution

The fourth proportional to 12,527.69, 18,793.26 and 4,210.09 is: 6,315.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,527.69 : 18,793.26 = 4,210.09 : x
  2. Step 2: Convert to fraction form
    12,527.69/18,793.26 = 4,210.09/x
  3. Step 3: Cross multiply
    12,527.69x = 18,793.26 × 4,210.09
  4. Step 4: Simplify right side
    12,527.69x = 79,121,222.03
  5. Step 5: Solve for x
    x = 79,121,222.03/12,527.69
  6. Step 6: Final answer
    x = 6,315.71

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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.