Home / 55,077.09-82,615.49-15,634.25

Finding the Fourth Proportional to 55,077.09, 82,615.49 and 15,634.25

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Solution

The fourth proportional to 55,077.09, 82,615.49 and 15,634.25 is: 23,451.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,077.09 : 82,615.49 = 15,634.25 : x
  2. Step 2: Convert to fraction form
    55,077.09/82,615.49 = 15,634.25/x
  3. Step 3: Cross multiply
    55,077.09x = 82,615.49 × 15,634.25
  4. Step 4: Simplify right side
    55,077.09x = 1,291,630,733.28
  5. Step 5: Solve for x
    x = 1,291,630,733.28/55,077.09
  6. Step 6: Final answer
    x = 23,451.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.