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Finding the Fourth Proportional to 55,041.44, 75,883.04 and 35,883.32

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Solution

The fourth proportional to 55,041.44, 75,883.04 and 35,883.32 is: 49,470.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,041.44 : 75,883.04 = 35,883.32 : x
  2. Step 2: Convert to fraction form
    55,041.44/75,883.04 = 35,883.32/x
  3. Step 3: Cross multiply
    55,041.44x = 75,883.04 × 35,883.32
  4. Step 4: Simplify right side
    55,041.44x = 2,722,934,848.06
  5. Step 5: Solve for x
    x = 2,722,934,848.06/55,041.44
  6. Step 6: Final answer
    x = 49,470.64

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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.