Home / 55,773.47-76,966.84-30,279.27

Finding the Fourth Proportional to 55,773.47, 76,966.84 and 30,279.27

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Solution

The fourth proportional to 55,773.47, 76,966.84 and 30,279.27 is: 41,785.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,773.47 : 76,966.84 = 30,279.27 : x
  2. Step 2: Convert to fraction form
    55,773.47/76,966.84 = 30,279.27/x
  3. Step 3: Cross multiply
    55,773.47x = 76,966.84 × 30,279.27
  4. Step 4: Simplify right side
    55,773.47x = 2,330,500,055.88
  5. Step 5: Solve for x
    x = 2,330,500,055.88/55,773.47
  6. Step 6: Final answer
    x = 41,785.10

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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.