Home / 27,338.72-37,727.43-14,763.47

Finding the Fourth Proportional to 27,338.72, 37,727.43 and 14,763.47

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Solution

The fourth proportional to 27,338.72, 37,727.43 and 14,763.47 is: 20,373.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,338.72 : 37,727.43 = 14,763.47 : x
  2. Step 2: Convert to fraction form
    27,338.72/37,727.43 = 14,763.47/x
  3. Step 3: Cross multiply
    27,338.72x = 37,727.43 × 14,763.47
  4. Step 4: Simplify right side
    27,338.72x = 556,987,789.19
  5. Step 5: Solve for x
    x = 556,987,789.19/27,338.72
  6. Step 6: Final answer
    x = 20,373.59

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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.