Home / 55,617.63-76,752.59-30,467.13

Finding the Fourth Proportional to 55,617.63, 76,752.59 and 30,467.13

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Solution

The fourth proportional to 55,617.63, 76,752.59 and 30,467.13 is: 42,044.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,617.63 : 76,752.59 = 30,467.13 : x
  2. Step 2: Convert to fraction form
    55,617.63/76,752.59 = 30,467.13/x
  3. Step 3: Cross multiply
    55,617.63x = 76,752.59 × 30,467.13
  4. Step 4: Simplify right side
    55,617.63x = 2,338,431,137.37
  5. Step 5: Solve for x
    x = 2,338,431,137.37/55,617.63
  6. Step 6: Final answer
    x = 42,044.78

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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.