Home / 37,645.26-56,453.49-12,678.59

Finding the Fourth Proportional to 37,645.26, 56,453.49 and 12,678.59

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Solution

The fourth proportional to 37,645.26, 56,453.49 and 12,678.59 is: 19,013.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,645.26 : 56,453.49 = 12,678.59 : x
  2. Step 2: Convert to fraction form
    37,645.26/56,453.49 = 12,678.59/x
  3. Step 3: Cross multiply
    37,645.26x = 56,453.49 × 12,678.59
  4. Step 4: Simplify right side
    37,645.26x = 715,750,794.91
  5. Step 5: Solve for x
    x = 715,750,794.91/37,645.26
  6. Step 6: Final answer
    x = 19,013.04

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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.