Home / 20,549.03-30,823.75-6,508.79

Finding the Fourth Proportional to 20,549.03, 30,823.75 and 6,508.79

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Solution

The fourth proportional to 20,549.03, 30,823.75 and 6,508.79 is: 9,763.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,549.03 : 30,823.75 = 6,508.79 : x
  2. Step 2: Convert to fraction form
    20,549.03/30,823.75 = 6,508.79/x
  3. Step 3: Cross multiply
    20,549.03x = 30,823.75 × 6,508.79
  4. Step 4: Simplify right side
    20,549.03x = 200,625,315.76
  5. Step 5: Solve for x
    x = 200,625,315.76/20,549.03
  6. Step 6: Final answer
    x = 9,763.25

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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.