Home / 17,440.60-26,124.30-13,725.28

Finding the Fourth Proportional to 17,440.60, 26,124.30 and 13,725.28

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Solution

The fourth proportional to 17,440.60, 26,124.30 and 13,725.28 is: 20,559.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,440.60 : 26,124.30 = 13,725.28 : x
  2. Step 2: Convert to fraction form
    17,440.60/26,124.30 = 13,725.28/x
  3. Step 3: Cross multiply
    17,440.60x = 26,124.30 × 13,725.28
  4. Step 4: Simplify right side
    17,440.60x = 358,563,332.30
  5. Step 5: Solve for x
    x = 358,563,332.30/17,440.60
  6. Step 6: Final answer
    x = 20,559.12

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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.