Home / 26,231.41-39,358.74-13,748.45

Finding the Fourth Proportional to 26,231.41, 39,358.74 and 13,748.45

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Solution

The fourth proportional to 26,231.41, 39,358.74 and 13,748.45 is: 20,628.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,231.41 : 39,358.74 = 13,748.45 : x
  2. Step 2: Convert to fraction form
    26,231.41/39,358.74 = 13,748.45/x
  3. Step 3: Cross multiply
    26,231.41x = 39,358.74 × 13,748.45
  4. Step 4: Simplify right side
    26,231.41x = 541,121,668.95
  5. Step 5: Solve for x
    x = 541,121,668.95/26,231.41
  6. Step 6: Final answer
    x = 20,628.77

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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.