Home / 25,008.14-34,509.96-13,675.44

Finding the Fourth Proportional to 25,008.14, 34,509.96 and 13,675.44

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Solution

The fourth proportional to 25,008.14, 34,509.96 and 13,675.44 is: 18,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,008.14 : 34,509.96 = 13,675.44 : x
  2. Step 2: Convert to fraction form
    25,008.14/34,509.96 = 13,675.44/x
  3. Step 3: Cross multiply
    25,008.14x = 34,509.96 × 13,675.44
  4. Step 4: Simplify right side
    25,008.14x = 471,938,687.15
  5. Step 5: Solve for x
    x = 471,938,687.15/25,008.14
  6. Step 6: Final answer
    x = 18,871.40

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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.