Home / 25,065.67-34,590.21-13,735.06

Finding the Fourth Proportional to 25,065.67, 34,590.21 and 13,735.06

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Solution

The fourth proportional to 25,065.67, 34,590.21 and 13,735.06 is: 18,954.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,065.67 : 34,590.21 = 13,735.06 : x
  2. Step 2: Convert to fraction form
    25,065.67/34,590.21 = 13,735.06/x
  3. Step 3: Cross multiply
    25,065.67x = 34,590.21 × 13,735.06
  4. Step 4: Simplify right side
    25,065.67x = 475,098,609.76
  5. Step 5: Solve for x
    x = 475,098,609.76/25,065.67
  6. Step 6: Final answer
    x = 18,954.16

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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.