Home / 25,159.96-34,721.34-13,829.37

Finding the Fourth Proportional to 25,159.96, 34,721.34 and 13,829.37

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Solution

The fourth proportional to 25,159.96, 34,721.34 and 13,829.37 is: 19,084.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,159.96 : 34,721.34 = 13,829.37 : x
  2. Step 2: Convert to fraction form
    25,159.96/34,721.34 = 13,829.37/x
  3. Step 3: Cross multiply
    25,159.96x = 34,721.34 × 13,829.37
  4. Step 4: Simplify right side
    25,159.96x = 480,174,257.76
  5. Step 5: Solve for x
    x = 480,174,257.76/25,159.96
  6. Step 6: Final answer
    x = 19,084.86

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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.