Home / 25,228.89-34,779.47-17,651.75

Finding the Fourth Proportional to 25,228.89, 34,779.47 and 17,651.75

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Solution

The fourth proportional to 25,228.89, 34,779.47 and 17,651.75 is: 24,333.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,228.89 : 34,779.47 = 17,651.75 : x
  2. Step 2: Convert to fraction form
    25,228.89/34,779.47 = 17,651.75/x
  3. Step 3: Cross multiply
    25,228.89x = 34,779.47 × 17,651.75
  4. Step 4: Simplify right side
    25,228.89x = 613,918,247.42
  5. Step 5: Solve for x
    x = 613,918,247.42/25,228.89
  6. Step 6: Final answer
    x = 24,333.94

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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.