Home / 25,826.04-38,706.57-13,979.34

Finding the Fourth Proportional to 25,826.04, 38,706.57 and 13,979.34

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Solution

The fourth proportional to 25,826.04, 38,706.57 and 13,979.34 is: 20,951.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,826.04 : 38,706.57 = 13,979.34 : x
  2. Step 2: Convert to fraction form
    25,826.04/38,706.57 = 13,979.34/x
  3. Step 3: Cross multiply
    25,826.04x = 38,706.57 × 13,979.34
  4. Step 4: Simplify right side
    25,826.04x = 541,092,302.26
  5. Step 5: Solve for x
    x = 541,092,302.26/25,826.04
  6. Step 6: Final answer
    x = 20,951.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.