Home / 25,222.01-37,856.39-12,750.84

Finding the Fourth Proportional to 25,222.01, 37,856.39 and 12,750.84

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Solution

The fourth proportional to 25,222.01, 37,856.39 and 12,750.84 is: 19,138.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,222.01 : 37,856.39 = 12,750.84 : x
  2. Step 2: Convert to fraction form
    25,222.01/37,856.39 = 12,750.84/x
  3. Step 3: Cross multiply
    25,222.01x = 37,856.39 × 12,750.84
  4. Step 4: Simplify right side
    25,222.01x = 482,700,708.11
  5. Step 5: Solve for x
    x = 482,700,708.11/25,222.01
  6. Step 6: Final answer
    x = 19,138.08

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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.