Home / 55,946.89-77,206.53-30,796.39

Finding the Fourth Proportional to 55,946.89, 77,206.53 and 30,796.39

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Solution

The fourth proportional to 55,946.89, 77,206.53 and 30,796.39 is: 42,498.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,946.89 : 77,206.53 = 30,796.39 : x
  2. Step 2: Convert to fraction form
    55,946.89/77,206.53 = 30,796.39/x
  3. Step 3: Cross multiply
    55,946.89x = 77,206.53 × 30,796.39
  4. Step 4: Simplify right side
    55,946.89x = 2,377,682,408.43
  5. Step 5: Solve for x
    x = 2,377,682,408.43/55,946.89
  6. Step 6: Final answer
    x = 42,498.92

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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.