Home / 55,456.40-76,585.77-35,322.33

Finding the Fourth Proportional to 55,456.40, 76,585.77 and 35,322.33

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Solution

The fourth proportional to 55,456.40, 76,585.77 and 35,322.33 is: 48,780.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,456.40 : 76,585.77 = 35,322.33 : x
  2. Step 2: Convert to fraction form
    55,456.40/76,585.77 = 35,322.33/x
  3. Step 3: Cross multiply
    55,456.40x = 76,585.77 × 35,322.33
  4. Step 4: Simplify right side
    55,456.40x = 2,705,187,841.24
  5. Step 5: Solve for x
    x = 2,705,187,841.24/55,456.40
  6. Step 6: Final answer
    x = 48,780.44

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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.