Home / 17,429.12-26,140.92-14,486.46

Finding the Fourth Proportional to 17,429.12, 26,140.92 and 14,486.46

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Solution

The fourth proportional to 17,429.12, 26,140.92 and 14,486.46 is: 21,727.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,429.12 : 26,140.92 = 14,486.46 : x
  2. Step 2: Convert to fraction form
    17,429.12/26,140.92 = 14,486.46/x
  3. Step 3: Cross multiply
    17,429.12x = 26,140.92 × 14,486.46
  4. Step 4: Simplify right side
    17,429.12x = 378,689,391.94
  5. Step 5: Solve for x
    x = 378,689,391.94/17,429.12
  6. Step 6: Final answer
    x = 21,727.40

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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.