Home / 45,979.92-63,435.96-30,073.68

Finding the Fourth Proportional to 45,979.92, 63,435.96 and 30,073.68

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Solution

The fourth proportional to 45,979.92, 63,435.96 and 30,073.68 is: 41,491.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,979.92 : 63,435.96 = 30,073.68 : x
  2. Step 2: Convert to fraction form
    45,979.92/63,435.96 = 30,073.68/x
  3. Step 3: Cross multiply
    45,979.92x = 63,435.96 × 30,073.68
  4. Step 4: Simplify right side
    45,979.92x = 1,907,752,761.53
  5. Step 5: Solve for x
    x = 1,907,752,761.53/45,979.92
  6. Step 6: Final answer
    x = 41,491.00

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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.