Home / 12,527.19-18,792.51-4,209.59

Finding the Fourth Proportional to 12,527.19, 18,792.51 and 4,209.59

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Solution

The fourth proportional to 12,527.19, 18,792.51 and 4,209.59 is: 6,314.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,527.19 : 18,792.51 = 4,209.59 : x
  2. Step 2: Convert to fraction form
    12,527.19/18,792.51 = 4,209.59/x
  3. Step 3: Cross multiply
    12,527.19x = 18,792.51 × 4,209.59
  4. Step 4: Simplify right side
    12,527.19x = 79,108,668.21
  5. Step 5: Solve for x
    x = 79,108,668.21/12,527.19
  6. Step 6: Final answer
    x = 6,314.96

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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.