Home / 25,481.10-35,168.09-14,870.70

Finding the Fourth Proportional to 25,481.10, 35,168.09 and 14,870.70

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Solution

The fourth proportional to 25,481.10, 35,168.09 and 14,870.70 is: 20,524.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,481.10 : 35,168.09 = 14,870.70 : x
  2. Step 2: Convert to fraction form
    25,481.10/35,168.09 = 14,870.70/x
  3. Step 3: Cross multiply
    25,481.10x = 35,168.09 × 14,870.70
  4. Step 4: Simplify right side
    25,481.10x = 522,974,115.96
  5. Step 5: Solve for x
    x = 522,974,115.96/25,481.10
  6. Step 6: Final answer
    x = 20,524.00

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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.