Home / 17,690.54-26,536.10-14,164.20

Finding the Fourth Proportional to 17,690.54, 26,536.10 and 14,164.20

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Solution

The fourth proportional to 17,690.54, 26,536.10 and 14,164.20 is: 21,246.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,690.54 : 26,536.10 = 14,164.20 : x
  2. Step 2: Convert to fraction form
    17,690.54/26,536.10 = 14,164.20/x
  3. Step 3: Cross multiply
    17,690.54x = 26,536.10 × 14,164.20
  4. Step 4: Simplify right side
    17,690.54x = 375,862,627.62
  5. Step 5: Solve for x
    x = 375,862,627.62/17,690.54
  6. Step 6: Final answer
    x = 21,246.53

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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.