Home / 12,670.39-19,007.87-4,348.26

Finding the Fourth Proportional to 12,670.39, 19,007.87 and 4,348.26

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Solution

The fourth proportional to 12,670.39, 19,007.87 and 4,348.26 is: 6,523.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,670.39 : 19,007.87 = 4,348.26 : x
  2. Step 2: Convert to fraction form
    12,670.39/19,007.87 = 4,348.26/x
  3. Step 3: Cross multiply
    12,670.39x = 19,007.87 × 4,348.26
  4. Step 4: Simplify right side
    12,670.39x = 82,651,160.81
  5. Step 5: Solve for x
    x = 82,651,160.81/12,670.39
  6. Step 6: Final answer
    x = 6,523.17

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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.