Home / 43,147.38-64,709.19-27,328.68

Finding the Fourth Proportional to 43,147.38, 64,709.19 and 27,328.68

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Solution

The fourth proportional to 43,147.38, 64,709.19 and 27,328.68 is: 40,985.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,147.38 : 64,709.19 = 27,328.68 : x
  2. Step 2: Convert to fraction form
    43,147.38/64,709.19 = 27,328.68/x
  3. Step 3: Cross multiply
    43,147.38x = 64,709.19 × 27,328.68
  4. Step 4: Simplify right side
    43,147.38x = 1,768,416,746.57
  5. Step 5: Solve for x
    x = 1,768,416,746.57/43,147.38
  6. Step 6: Final answer
    x = 40,985.50

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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.