Home / 25,291.16-34,914.92-18,477.53

Finding the Fourth Proportional to 25,291.16, 34,914.92 and 18,477.53

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Solution

The fourth proportional to 25,291.16, 34,914.92 and 18,477.53 is: 25,508.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,291.16 : 34,914.92 = 18,477.53 : x
  2. Step 2: Convert to fraction form
    25,291.16/34,914.92 = 18,477.53/x
  3. Step 3: Cross multiply
    25,291.16x = 34,914.92 × 18,477.53
  4. Step 4: Simplify right side
    25,291.16x = 645,141,481.75
  5. Step 5: Solve for x
    x = 645,141,481.75/25,291.16
  6. Step 6: Final answer
    x = 25,508.58

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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.