Home / 28,582.29-42,873.45-11,933.24

Finding the Fourth Proportional to 28,582.29, 42,873.45 and 11,933.24

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Solution

The fourth proportional to 28,582.29, 42,873.45 and 11,933.24 is: 17,899.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,582.29 : 42,873.45 = 11,933.24 : x
  2. Step 2: Convert to fraction form
    28,582.29/42,873.45 = 11,933.24/x
  3. Step 3: Cross multiply
    28,582.29x = 42,873.45 × 11,933.24
  4. Step 4: Simplify right side
    28,582.29x = 511,619,230.91
  5. Step 5: Solve for x
    x = 511,619,230.91/28,582.29
  6. Step 6: Final answer
    x = 17,899.87

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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.