Home / 25,305.08-37,980.95-12,833.85

Finding the Fourth Proportional to 25,305.08, 37,980.95 and 12,833.85

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Solution

The fourth proportional to 25,305.08, 37,980.95 and 12,833.85 is: 19,262.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,305.08 : 37,980.95 = 12,833.85 : x
  2. Step 2: Convert to fraction form
    25,305.08/37,980.95 = 12,833.85/x
  3. Step 3: Cross multiply
    25,305.08x = 37,980.95 × 12,833.85
  4. Step 4: Simplify right side
    25,305.08x = 487,441,750.99
  5. Step 5: Solve for x
    x = 487,441,750.99/25,305.08
  6. Step 6: Final answer
    x = 19,262.60

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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.