Home / 14,094.81-21,140.54-3,707.37

Finding the Fourth Proportional to 14,094.81, 21,140.54 and 3,707.37

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Solution

The fourth proportional to 14,094.81, 21,140.54 and 3,707.37 is: 5,560.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,094.81 : 21,140.54 = 3,707.37 : x
  2. Step 2: Convert to fraction form
    14,094.81/21,140.54 = 3,707.37/x
  3. Step 3: Cross multiply
    14,094.81x = 21,140.54 × 3,707.37
  4. Step 4: Simplify right side
    14,094.81x = 78,375,785.24
  5. Step 5: Solve for x
    x = 78,375,785.24/14,094.81
  6. Step 6: Final answer
    x = 5,560.61

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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.