Home / 20,844.08-31,274.76-6,994.16

Finding the Fourth Proportional to 20,844.08, 31,274.76 and 6,994.16

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Solution

The fourth proportional to 20,844.08, 31,274.76 and 6,994.16 is: 10,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,844.08 : 31,274.76 = 6,994.16 : x
  2. Step 2: Convert to fraction form
    20,844.08/31,274.76 = 6,994.16/x
  3. Step 3: Cross multiply
    20,844.08x = 31,274.76 × 6,994.16
  4. Step 4: Simplify right side
    20,844.08x = 218,740,675.40
  5. Step 5: Solve for x
    x = 218,740,675.40/20,844.08
  6. Step 6: Final answer
    x = 10,494.14

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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.