Home / 27,106.38-37,395.27-19,155.42

Finding the Fourth Proportional to 27,106.38, 37,395.27 and 19,155.42

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Solution

The fourth proportional to 27,106.38, 37,395.27 and 19,155.42 is: 26,426.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,106.38 : 37,395.27 = 19,155.42 : x
  2. Step 2: Convert to fraction form
    27,106.38/37,395.27 = 19,155.42/x
  3. Step 3: Cross multiply
    27,106.38x = 37,395.27 × 19,155.42
  4. Step 4: Simplify right side
    27,106.38x = 716,322,102.86
  5. Step 5: Solve for x
    x = 716,322,102.86/27,106.38
  6. Step 6: Final answer
    x = 26,426.33

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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.