Home / 55,460.56-76,538.44-30,310.16

Finding the Fourth Proportional to 55,460.56, 76,538.44 and 30,310.16

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Solution

The fourth proportional to 55,460.56, 76,538.44 and 30,310.16 is: 41,829.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,460.56 : 76,538.44 = 30,310.16 : x
  2. Step 2: Convert to fraction form
    55,460.56/76,538.44 = 30,310.16/x
  3. Step 3: Cross multiply
    55,460.56x = 76,538.44 × 30,310.16
  4. Step 4: Simplify right side
    55,460.56x = 2,319,892,362.55
  5. Step 5: Solve for x
    x = 2,319,892,362.55/55,460.56
  6. Step 6: Final answer
    x = 41,829.59

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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.