Home / 55,504.10-76,597.73-31,630.16

Finding the Fourth Proportional to 55,504.10, 76,597.73 and 31,630.16

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Solution

The fourth proportional to 55,504.10, 76,597.73 and 31,630.16 is: 43,650.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,504.10 : 76,597.73 = 31,630.16 : x
  2. Step 2: Convert to fraction form
    55,504.10/76,597.73 = 31,630.16/x
  3. Step 3: Cross multiply
    55,504.10x = 76,597.73 × 31,630.16
  4. Step 4: Simplify right side
    55,504.10x = 2,422,798,455.54
  5. Step 5: Solve for x
    x = 2,422,798,455.54/55,504.10
  6. Step 6: Final answer
    x = 43,650.80

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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.