Home / 20,278.99-30,418.08-6,057.10

Finding the Fourth Proportional to 20,278.99, 30,418.08 and 6,057.10

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Solution

The fourth proportional to 20,278.99, 30,418.08 and 6,057.10 is: 9,085.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,278.99 : 30,418.08 = 6,057.10 : x
  2. Step 2: Convert to fraction form
    20,278.99/30,418.08 = 6,057.10/x
  3. Step 3: Cross multiply
    20,278.99x = 30,418.08 × 6,057.10
  4. Step 4: Simplify right side
    20,278.99x = 184,245,219.29
  5. Step 5: Solve for x
    x = 184,245,219.29/20,278.99
  6. Step 6: Final answer
    x = 9,085.52

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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.