Home / 25,137.12-34,683.01-14,235.43

Finding the Fourth Proportional to 25,137.12, 34,683.01 and 14,235.43

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Solution

The fourth proportional to 25,137.12, 34,683.01 and 14,235.43 is: 19,641.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,137.12 : 34,683.01 = 14,235.43 : x
  2. Step 2: Convert to fraction form
    25,137.12/34,683.01 = 14,235.43/x
  3. Step 3: Cross multiply
    25,137.12x = 34,683.01 × 14,235.43
  4. Step 4: Simplify right side
    25,137.12x = 493,727,438.75
  5. Step 5: Solve for x
    x = 493,727,438.75/25,137.12
  6. Step 6: Final answer
    x = 19,641.37

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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.