Home / 55,259.58-82,905.54-17,818.90

Finding the Fourth Proportional to 55,259.58, 82,905.54 and 17,818.90

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Solution

The fourth proportional to 55,259.58, 82,905.54 and 17,818.90 is: 26,733.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,259.58 : 82,905.54 = 17,818.90 : x
  2. Step 2: Convert to fraction form
    55,259.58/82,905.54 = 17,818.90/x
  3. Step 3: Cross multiply
    55,259.58x = 82,905.54 × 17,818.90
  4. Step 4: Simplify right side
    55,259.58x = 1,477,285,319.44
  5. Step 5: Solve for x
    x = 1,477,285,319.44/55,259.58
  6. Step 6: Final answer
    x = 26,733.56

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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.