Home / 54,421.94-81,650.54-26,700.50

Finding the Fourth Proportional to 54,421.94, 81,650.54 and 26,700.50

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Solution

The fourth proportional to 54,421.94, 81,650.54 and 26,700.50 is: 40,059.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,421.94 : 81,650.54 = 26,700.50 : x
  2. Step 2: Convert to fraction form
    54,421.94/81,650.54 = 26,700.50/x
  3. Step 3: Cross multiply
    54,421.94x = 81,650.54 × 26,700.50
  4. Step 4: Simplify right side
    54,421.94x = 2,180,110,243.27
  5. Step 5: Solve for x
    x = 2,180,110,243.27/54,421.94
  6. Step 6: Final answer
    x = 40,059.40

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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.