Home / 26,214.60-36,155.28-18,544.20

Finding the Fourth Proportional to 26,214.60, 36,155.28 and 18,544.20

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Solution

The fourth proportional to 26,214.60, 36,155.28 and 18,544.20 is: 25,576.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,214.60 : 36,155.28 = 18,544.20 : x
  2. Step 2: Convert to fraction form
    26,214.60/36,155.28 = 18,544.20/x
  3. Step 3: Cross multiply
    26,214.60x = 36,155.28 × 18,544.20
  4. Step 4: Simplify right side
    26,214.60x = 670,470,743.38
  5. Step 5: Solve for x
    x = 670,470,743.38/26,214.60
  6. Step 6: Final answer
    x = 25,576.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.