Home / 33,688.62-46,490.58-18,581.88

Finding the Fourth Proportional to 33,688.62, 46,490.58 and 18,581.88

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Solution

The fourth proportional to 33,688.62, 46,490.58 and 18,581.88 is: 25,643.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688.62 : 46,490.58 = 18,581.88 : x
  2. Step 2: Convert to fraction form
    33,688.62/46,490.58 = 18,581.88/x
  3. Step 3: Cross multiply
    33,688.62x = 46,490.58 × 18,581.88
  4. Step 4: Simplify right side
    33,688.62x = 863,882,378.69
  5. Step 5: Solve for x
    x = 863,882,378.69/33,688.62
  6. Step 6: Final answer
    x = 25,643.15

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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.