Home / 17,290.75-23,836.11-14,890.35

Finding the Fourth Proportional to 17,290.75, 23,836.11 and 14,890.35

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Solution

The fourth proportional to 17,290.75, 23,836.11 and 14,890.35 is: 20,527.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,290.75 : 23,836.11 = 14,890.35 : x
  2. Step 2: Convert to fraction form
    17,290.75/23,836.11 = 14,890.35/x
  3. Step 3: Cross multiply
    17,290.75x = 23,836.11 × 14,890.35
  4. Step 4: Simplify right side
    17,290.75x = 354,927,826.91
  5. Step 5: Solve for x
    x = 354,927,826.91/17,290.75
  6. Step 6: Final answer
    x = 20,527.03

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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.