Home / 20,809.08-31,208.96-6,014.70

Finding the Fourth Proportional to 20,809.08, 31,208.96 and 6,014.70

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Solution

The fourth proportional to 20,809.08, 31,208.96 and 6,014.70 is: 9,020.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,809.08 : 31,208.96 = 6,014.70 : x
  2. Step 2: Convert to fraction form
    20,809.08/31,208.96 = 6,014.70/x
  3. Step 3: Cross multiply
    20,809.08x = 31,208.96 × 6,014.70
  4. Step 4: Simplify right side
    20,809.08x = 187,712,546.75
  5. Step 5: Solve for x
    x = 187,712,546.75/20,809.08
  6. Step 6: Final answer
    x = 9,020.70

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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.