Home / 25,354.86-34,986.60-14,022.81

Finding the Fourth Proportional to 25,354.86, 34,986.60 and 14,022.81

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Solution

The fourth proportional to 25,354.86, 34,986.60 and 14,022.81 is: 19,349.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,354.86 : 34,986.60 = 14,022.81 : x
  2. Step 2: Convert to fraction form
    25,354.86/34,986.60 = 14,022.81/x
  3. Step 3: Cross multiply
    25,354.86x = 34,986.60 × 14,022.81
  4. Step 4: Simplify right side
    25,354.86x = 490,610,444.35
  5. Step 5: Solve for x
    x = 490,610,444.35/25,354.86
  6. Step 6: Final answer
    x = 19,349.76

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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.