Home / 55,758.96-76,946.76-30,265.38

Finding the Fourth Proportional to 55,758.96, 76,946.76 and 30,265.38

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Solution

The fourth proportional to 55,758.96, 76,946.76 and 30,265.38 is: 41,765.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,758.96 : 76,946.76 = 30,265.38 : x
  2. Step 2: Convert to fraction form
    55,758.96/76,946.76 = 30,265.38/x
  3. Step 3: Cross multiply
    55,758.96x = 76,946.76 × 30,265.38
  4. Step 4: Simplify right side
    55,758.96x = 2,328,822,931.17
  5. Step 5: Solve for x
    x = 2,328,822,931.17/55,758.96
  6. Step 6: Final answer
    x = 41,765.90

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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.