Home / 55,373.64-76,414.52-30,223.32

Finding the Fourth Proportional to 55,373.64, 76,414.52 and 30,223.32

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Solution

The fourth proportional to 55,373.64, 76,414.52 and 30,223.32 is: 41,707.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,373.64 : 76,414.52 = 30,223.32 : x
  2. Step 2: Convert to fraction form
    55,373.64/76,414.52 = 30,223.32/x
  3. Step 3: Cross multiply
    55,373.64x = 76,414.52 × 30,223.32
  4. Step 4: Simplify right side
    55,373.64x = 2,309,500,490.61
  5. Step 5: Solve for x
    x = 2,309,500,490.61/55,373.64
  6. Step 6: Final answer
    x = 41,707.58

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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.