Home / 19,460.52-26,830.92-12,735.48

Finding the Fourth Proportional to 19,460.52, 26,830.92 and 12,735.48

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Solution

The fourth proportional to 19,460.52, 26,830.92 and 12,735.48 is: 17,558.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,460.52 : 26,830.92 = 12,735.48 : x
  2. Step 2: Convert to fraction form
    19,460.52/26,830.92 = 12,735.48/x
  3. Step 3: Cross multiply
    19,460.52x = 26,830.92 × 12,735.48
  4. Step 4: Simplify right side
    19,460.52x = 341,704,645.04
  5. Step 5: Solve for x
    x = 341,704,645.04/19,460.52
  6. Step 6: Final answer
    x = 17,558.87

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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.