Home / 25,176.84-37,712.40-12,015.96

Finding the Fourth Proportional to 25,176.84, 37,712.40 and 12,015.96

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Solution

The fourth proportional to 25,176.84, 37,712.40 and 12,015.96 is: 17,998.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,176.84 : 37,712.40 = 12,015.96 : x
  2. Step 2: Convert to fraction form
    25,176.84/37,712.40 = 12,015.96/x
  3. Step 3: Cross multiply
    25,176.84x = 37,712.40 × 12,015.96
  4. Step 4: Simplify right side
    25,176.84x = 453,150,689.90
  5. Step 5: Solve for x
    x = 453,150,689.90/25,176.84
  6. Step 6: Final answer
    x = 17,998.71

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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.