Home / 25,267.38-34,881.48-19,589.28

Finding the Fourth Proportional to 25,267.38, 34,881.48 and 19,589.28

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Solution

The fourth proportional to 25,267.38, 34,881.48 and 19,589.28 is: 27,042.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,267.38 : 34,881.48 = 19,589.28 : x
  2. Step 2: Convert to fraction form
    25,267.38/34,881.48 = 19,589.28/x
  3. Step 3: Cross multiply
    25,267.38x = 34,881.48 × 19,589.28
  4. Step 4: Simplify right side
    25,267.38x = 683,303,078.53
  5. Step 5: Solve for x
    x = 683,303,078.53/25,267.38
  6. Step 6: Final answer
    x = 27,042.89

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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.