Home / 27,288.28-40,924.86-7,565.32

Finding the Fourth Proportional to 27,288.28, 40,924.86 and 7,565.32

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Solution

The fourth proportional to 27,288.28, 40,924.86 and 7,565.32 is: 11,345.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,288.28 : 40,924.86 = 7,565.32 : x
  2. Step 2: Convert to fraction form
    27,288.28/40,924.86 = 7,565.32/x
  3. Step 3: Cross multiply
    27,288.28x = 40,924.86 × 7,565.32
  4. Step 4: Simplify right side
    27,288.28x = 309,609,661.86
  5. Step 5: Solve for x
    x = 309,609,661.86/27,288.28
  6. Step 6: Final answer
    x = 11,345.88

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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.