Home / 20,078.95-30,113.17-6,035.22

Finding the Fourth Proportional to 20,078.95, 30,113.17 and 6,035.22

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Solution

The fourth proportional to 20,078.95, 30,113.17 and 6,035.22 is: 9,051.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,078.95 : 30,113.17 = 6,035.22 : x
  2. Step 2: Convert to fraction form
    20,078.95/30,113.17 = 6,035.22/x
  3. Step 3: Cross multiply
    20,078.95x = 30,113.17 × 6,035.22
  4. Step 4: Simplify right side
    20,078.95x = 181,739,605.85
  5. Step 5: Solve for x
    x = 181,739,605.85/20,078.95
  6. Step 6: Final answer
    x = 9,051.25

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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.