Home / 19,682.15-29,523.45-4,891.10

Finding the Fourth Proportional to 19,682.15, 29,523.45 and 4,891.10

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Solution

The fourth proportional to 19,682.15, 29,523.45 and 4,891.10 is: 7,336.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,682.15 : 29,523.45 = 4,891.10 : x
  2. Step 2: Convert to fraction form
    19,682.15/29,523.45 = 4,891.10/x
  3. Step 3: Cross multiply
    19,682.15x = 29,523.45 × 4,891.10
  4. Step 4: Simplify right side
    19,682.15x = 144,402,146.30
  5. Step 5: Solve for x
    x = 144,402,146.30/19,682.15
  6. Step 6: Final answer
    x = 7,336.71

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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.