Home / 55,091.80-76,027.16-29,941.28

Finding the Fourth Proportional to 55,091.80, 76,027.16 and 29,941.28

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Solution

The fourth proportional to 55,091.80, 76,027.16 and 29,941.28 is: 41,319.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,091.80 : 76,027.16 = 29,941.28 : x
  2. Step 2: Convert to fraction form
    55,091.80/76,027.16 = 29,941.28/x
  3. Step 3: Cross multiply
    55,091.80x = 76,027.16 × 29,941.28
  4. Step 4: Simplify right side
    55,091.80x = 2,276,350,485.16
  5. Step 5: Solve for x
    x = 2,276,350,485.16/55,091.80
  6. Step 6: Final answer
    x = 41,319.23

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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.