Home / 25,418.21-38,038.82-15,417.14

Finding the Fourth Proportional to 25,418.21, 38,038.82 and 15,417.14

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Solution

The fourth proportional to 25,418.21, 38,038.82 and 15,417.14 is: 23,072.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,418.21 : 38,038.82 = 15,417.14 : x
  2. Step 2: Convert to fraction form
    25,418.21/38,038.82 = 15,417.14/x
  3. Step 3: Cross multiply
    25,418.21x = 38,038.82 × 15,417.14
  4. Step 4: Simplify right side
    25,418.21x = 586,449,546.10
  5. Step 5: Solve for x
    x = 586,449,546.10/25,418.21
  6. Step 6: Final answer
    x = 23,072.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.