Home / 27,316.32-37,651.20-19,348.32

Finding the Fourth Proportional to 27,316.32, 37,651.20 and 19,348.32

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Solution

The fourth proportional to 27,316.32, 37,651.20 and 19,348.32 is: 26,668.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,316.32 : 37,651.20 = 19,348.32 : x
  2. Step 2: Convert to fraction form
    27,316.32/37,651.20 = 19,348.32/x
  3. Step 3: Cross multiply
    27,316.32x = 37,651.20 × 19,348.32
  4. Step 4: Simplify right side
    27,316.32x = 728,487,465.98
  5. Step 5: Solve for x
    x = 728,487,465.98/27,316.32
  6. Step 6: Final answer
    x = 26,668.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.