Home / 55,432.67-76,496.96-30,282.35

Finding the Fourth Proportional to 55,432.67, 76,496.96 and 30,282.35

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Solution

The fourth proportional to 55,432.67, 76,496.96 and 30,282.35 is: 41,789.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,432.67 : 76,496.96 = 30,282.35 : x
  2. Step 2: Convert to fraction form
    55,432.67/76,496.96 = 30,282.35/x
  3. Step 3: Cross multiply
    55,432.67x = 76,496.96 × 30,282.35
  4. Step 4: Simplify right side
    55,432.67x = 2,316,507,565.24
  5. Step 5: Solve for x
    x = 2,316,507,565.24/55,432.67
  6. Step 6: Final answer
    x = 41,789.57

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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.