Home / 38,817.03-58,184.03-20,078.21

Finding the Fourth Proportional to 38,817.03, 58,184.03 and 20,078.21

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Solution

The fourth proportional to 38,817.03, 58,184.03 and 20,078.21 is: 30,095.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,817.03 : 58,184.03 = 20,078.21 : x
  2. Step 2: Convert to fraction form
    38,817.03/58,184.03 = 20,078.21/x
  3. Step 3: Cross multiply
    38,817.03x = 58,184.03 × 20,078.21
  4. Step 4: Simplify right side
    38,817.03x = 1,168,231,368.64
  5. Step 5: Solve for x
    x = 1,168,231,368.64/38,817.03
  6. Step 6: Final answer
    x = 30,095.84

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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.