Home / 25,219.73-37,858.30-12,753.83

Finding the Fourth Proportional to 25,219.73, 37,858.30 and 12,753.83

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Solution

The fourth proportional to 25,219.73, 37,858.30 and 12,753.83 is: 19,145.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,219.73 : 37,858.30 = 12,753.83 : x
  2. Step 2: Convert to fraction form
    25,219.73/37,858.30 = 12,753.83/x
  3. Step 3: Cross multiply
    25,219.73x = 37,858.30 × 12,753.83
  4. Step 4: Simplify right side
    25,219.73x = 482,838,069.23
  5. Step 5: Solve for x
    x = 482,838,069.23/25,219.73
  6. Step 6: Final answer
    x = 19,145.26

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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.