Home / 55,476.36-76,557.06-30,325.86

Finding the Fourth Proportional to 55,476.36, 76,557.06 and 30,325.86

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Solution

The fourth proportional to 55,476.36, 76,557.06 and 30,325.86 is: 41,849.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,476.36 : 76,557.06 = 30,325.86 : x
  2. Step 2: Convert to fraction form
    55,476.36/76,557.06 = 30,325.86/x
  3. Step 3: Cross multiply
    55,476.36x = 76,557.06 × 30,325.86
  4. Step 4: Simplify right side
    55,476.36x = 2,321,658,683.57
  5. Step 5: Solve for x
    x = 2,321,658,683.57/55,476.36
  6. Step 6: Final answer
    x = 41,849.51

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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.