Home / 25,438.10-35,098.31-15,232.48

Finding the Fourth Proportional to 25,438.10, 35,098.31 and 15,232.48

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Solution

The fourth proportional to 25,438.10, 35,098.31 and 15,232.48 is: 21,017.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,438.10 : 35,098.31 = 15,232.48 : x
  2. Step 2: Convert to fraction form
    25,438.10/35,098.31 = 15,232.48/x
  3. Step 3: Cross multiply
    25,438.10x = 35,098.31 × 15,232.48
  4. Step 4: Simplify right side
    25,438.10x = 534,634,255.44
  5. Step 5: Solve for x
    x = 534,634,255.44/25,438.10
  6. Step 6: Final answer
    x = 21,017.07

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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.