Home / 21,746.76-32,620.45-6,164.39

Finding the Fourth Proportional to 21,746.76, 32,620.45 and 6,164.39

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Solution

The fourth proportional to 21,746.76, 32,620.45 and 6,164.39 is: 9,246.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,746.76 : 32,620.45 = 6,164.39 : x
  2. Step 2: Convert to fraction form
    21,746.76/32,620.45 = 6,164.39/x
  3. Step 3: Cross multiply
    21,746.76x = 32,620.45 × 6,164.39
  4. Step 4: Simplify right side
    21,746.76x = 201,085,175.78
  5. Step 5: Solve for x
    x = 201,085,175.78/21,746.76
  6. Step 6: Final answer
    x = 9,246.67

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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.