Home / 30,589.32-45,908.86-15,802.56

Finding the Fourth Proportional to 30,589.32, 45,908.86 and 15,802.56

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Solution

The fourth proportional to 30,589.32, 45,908.86 and 15,802.56 is: 23,716.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,589.32 : 45,908.86 = 15,802.56 : x
  2. Step 2: Convert to fraction form
    30,589.32/45,908.86 = 15,802.56/x
  3. Step 3: Cross multiply
    30,589.32x = 45,908.86 × 15,802.56
  4. Step 4: Simplify right side
    30,589.32x = 725,477,514.68
  5. Step 5: Solve for x
    x = 725,477,514.68/30,589.32
  6. Step 6: Final answer
    x = 23,716.69

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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.