Home / 20,327.03-30,495.98-10,460.91

Finding the Fourth Proportional to 20,327.03, 30,495.98 and 10,460.91

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Solution

The fourth proportional to 20,327.03, 30,495.98 and 10,460.91 is: 15,694.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,327.03 : 30,495.98 = 10,460.91 : x
  2. Step 2: Convert to fraction form
    20,327.03/30,495.98 = 10,460.91/x
  3. Step 3: Cross multiply
    20,327.03x = 30,495.98 × 10,460.91
  4. Step 4: Simplify right side
    20,327.03x = 319,015,728.29
  5. Step 5: Solve for x
    x = 319,015,728.29/20,327.03
  6. Step 6: Final answer
    x = 15,694.17

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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.