Home / 54,333.58-81,518.12-26,256.86

Finding the Fourth Proportional to 54,333.58, 81,518.12 and 26,256.86

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Solution

The fourth proportional to 54,333.58, 81,518.12 and 26,256.86 is: 39,393.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,333.58 : 81,518.12 = 26,256.86 : x
  2. Step 2: Convert to fraction form
    54,333.58/81,518.12 = 26,256.86/x
  3. Step 3: Cross multiply
    54,333.58x = 81,518.12 × 26,256.86
  4. Step 4: Simplify right side
    54,333.58x = 2,140,409,864.30
  5. Step 5: Solve for x
    x = 2,140,409,864.30/54,333.58
  6. Step 6: Final answer
    x = 39,393.87

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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.