Home / 25,056.95-34,578.48-13,726.42

Finding the Fourth Proportional to 25,056.95, 34,578.48 and 13,726.42

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Solution

The fourth proportional to 25,056.95, 34,578.48 and 13,726.42 is: 18,942.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,056.95 : 34,578.48 = 13,726.42 : x
  2. Step 2: Convert to fraction form
    25,056.95/34,578.48 = 13,726.42/x
  3. Step 3: Cross multiply
    25,056.95x = 34,578.48 × 13,726.42
  4. Step 4: Simplify right side
    25,056.95x = 474,638,928.30
  5. Step 5: Solve for x
    x = 474,638,928.30/25,056.95
  6. Step 6: Final answer
    x = 18,942.41

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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.