Home / 37,520.71-56,288.59-13,828.38

Finding the Fourth Proportional to 37,520.71, 56,288.59 and 13,828.38

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Solution

The fourth proportional to 37,520.71, 56,288.59 and 13,828.38 is: 20,745.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,520.71 : 56,288.59 = 13,828.38 : x
  2. Step 2: Convert to fraction form
    37,520.71/56,288.59 = 13,828.38/x
  3. Step 3: Cross multiply
    37,520.71x = 56,288.59 × 13,828.38
  4. Step 4: Simplify right side
    37,520.71x = 778,380,012.18
  5. Step 5: Solve for x
    x = 778,380,012.18/37,520.71
  6. Step 6: Final answer
    x = 20,745.34

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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.