Home / 20,043.34-30,064.32-5,252.14

Finding the Fourth Proportional to 20,043.34, 30,064.32 and 5,252.14

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Solution

The fourth proportional to 20,043.34, 30,064.32 and 5,252.14 is: 7,878.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,043.34 : 30,064.32 = 5,252.14 : x
  2. Step 2: Convert to fraction form
    20,043.34/30,064.32 = 5,252.14/x
  3. Step 3: Cross multiply
    20,043.34x = 30,064.32 × 5,252.14
  4. Step 4: Simplify right side
    20,043.34x = 157,902,017.64
  5. Step 5: Solve for x
    x = 157,902,017.64/20,043.34
  6. Step 6: Final answer
    x = 7,878.03

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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.