Home / 17,281.92-25,920.18-6,188.34

Finding the Fourth Proportional to 17,281.92, 25,920.18 and 6,188.34

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Solution

The fourth proportional to 17,281.92, 25,920.18 and 6,188.34 is: 9,281.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,281.92 : 25,920.18 = 6,188.34 : x
  2. Step 2: Convert to fraction form
    17,281.92/25,920.18 = 6,188.34/x
  3. Step 3: Cross multiply
    17,281.92x = 25,920.18 × 6,188.34
  4. Step 4: Simplify right side
    17,281.92x = 160,402,886.70
  5. Step 5: Solve for x
    x = 160,402,886.70/17,281.92
  6. Step 6: Final answer
    x = 9,281.54

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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.