Home / 25,757.14-35,540.71-14,427.11

Finding the Fourth Proportional to 25,757.14, 35,540.71 and 14,427.11

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Solution

The fourth proportional to 25,757.14, 35,540.71 and 14,427.11 is: 19,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,757.14 : 35,540.71 = 14,427.11 : x
  2. Step 2: Convert to fraction form
    25,757.14/35,540.71 = 14,427.11/x
  3. Step 3: Cross multiply
    25,757.14x = 35,540.71 × 14,427.11
  4. Step 4: Simplify right side
    25,757.14x = 512,749,779.49
  5. Step 5: Solve for x
    x = 512,749,779.49/25,757.14
  6. Step 6: Final answer
    x = 19,907.10

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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.