Home / 20,102.45-30,145.57-6,058.13

Finding the Fourth Proportional to 20,102.45, 30,145.57 and 6,058.13

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Solution

The fourth proportional to 20,102.45, 30,145.57 and 6,058.13 is: 9,084.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,102.45 : 30,145.57 = 6,058.13 : x
  2. Step 2: Convert to fraction form
    20,102.45/30,145.57 = 6,058.13/x
  3. Step 3: Cross multiply
    20,102.45x = 30,145.57 × 6,058.13
  4. Step 4: Simplify right side
    20,102.45x = 182,625,616.11
  5. Step 5: Solve for x
    x = 182,625,616.11/20,102.45
  6. Step 6: Final answer
    x = 9,084.75

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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.