Home / 35,085.20-48,418.26-19,170.65

Finding the Fourth Proportional to 35,085.20, 48,418.26 and 19,170.65

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Solution

The fourth proportional to 35,085.20, 48,418.26 and 19,170.65 is: 26,455.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,085.20 : 48,418.26 = 19,170.65 : x
  2. Step 2: Convert to fraction form
    35,085.20/48,418.26 = 19,170.65/x
  3. Step 3: Cross multiply
    35,085.20x = 48,418.26 × 19,170.65
  4. Step 4: Simplify right side
    35,085.20x = 928,209,516.07
  5. Step 5: Solve for x
    x = 928,209,516.07/35,085.20
  6. Step 6: Final answer
    x = 26,455.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.