Home / 25,353.90-34,982.91-14,738.10

Finding the Fourth Proportional to 25,353.90, 34,982.91 and 14,738.10

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Solution

The fourth proportional to 25,353.90, 34,982.91 and 14,738.10 is: 20,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,353.90 : 34,982.91 = 14,738.10 : x
  2. Step 2: Convert to fraction form
    25,353.90/34,982.91 = 14,738.10/x
  3. Step 3: Cross multiply
    25,353.90x = 34,982.91 × 14,738.10
  4. Step 4: Simplify right side
    25,353.90x = 515,581,625.87
  5. Step 5: Solve for x
    x = 515,581,625.87/25,353.90
  6. Step 6: Final answer
    x = 20,335.40

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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.