Home / 55,760.13-76,946.36-30,265.92

Finding the Fourth Proportional to 55,760.13, 76,946.36 and 30,265.92

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Solution

The fourth proportional to 55,760.13, 76,946.36 and 30,265.92 is: 41,765.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,760.13 : 76,946.36 = 30,265.92 : x
  2. Step 2: Convert to fraction form
    55,760.13/76,946.36 = 30,265.92/x
  3. Step 3: Cross multiply
    55,760.13x = 76,946.36 × 30,265.92
  4. Step 4: Simplify right side
    55,760.13x = 2,328,852,224.72
  5. Step 5: Solve for x
    x = 2,328,852,224.72/55,760.13
  6. Step 6: Final answer
    x = 41,765.55

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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.