Home / 17,612.36-26,421.78-14,354

Finding the Fourth Proportional to 17,612.36, 26,421.78 and 14,354

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Solution

The fourth proportional to 17,612.36, 26,421.78 and 14,354 is: 21,533.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,612.36 : 26,421.78 = 14,354 : x
  2. Step 2: Convert to fraction form
    17,612.36/26,421.78 = 14,354/x
  3. Step 3: Cross multiply
    17,612.36x = 26,421.78 × 14,354
  4. Step 4: Simplify right side
    17,612.36x = 379,258,230.12
  5. Step 5: Solve for x
    x = 379,258,230.12/17,612.36
  6. Step 6: Final answer
    x = 21,533.64

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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.