Home / 55,221.21-76,203.27-33,746.88

Finding the Fourth Proportional to 55,221.21, 76,203.27 and 33,746.88

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Solution

The fourth proportional to 55,221.21, 76,203.27 and 33,746.88 is: 46,569.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,221.21 : 76,203.27 = 33,746.88 : x
  2. Step 2: Convert to fraction form
    55,221.21/76,203.27 = 33,746.88/x
  3. Step 3: Cross multiply
    55,221.21x = 76,203.27 × 33,746.88
  4. Step 4: Simplify right side
    55,221.21x = 2,571,622,430.21
  5. Step 5: Solve for x
    x = 2,571,622,430.21/55,221.21
  6. Step 6: Final answer
    x = 46,569.47

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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.