Home / 25,045.54-34,563.26-13,715.04

Finding the Fourth Proportional to 25,045.54, 34,563.26 and 13,715.04

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Solution

The fourth proportional to 25,045.54, 34,563.26 and 13,715.04 is: 18,926.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,045.54 : 34,563.26 = 13,715.04 : x
  2. Step 2: Convert to fraction form
    25,045.54/34,563.26 = 13,715.04/x
  3. Step 3: Cross multiply
    25,045.54x = 34,563.26 × 13,715.04
  4. Step 4: Simplify right side
    25,045.54x = 474,036,493.43
  5. Step 5: Solve for x
    x = 474,036,493.43/25,045.54
  6. Step 6: Final answer
    x = 18,926.98

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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.