Home / 25,280.87-37,944.57-12,809.58

Finding the Fourth Proportional to 25,280.87, 37,944.57 and 12,809.58

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Solution

The fourth proportional to 25,280.87, 37,944.57 and 12,809.58 is: 19,226.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,280.87 : 37,944.57 = 12,809.58 : x
  2. Step 2: Convert to fraction form
    25,280.87/37,944.57 = 12,809.58/x
  3. Step 3: Cross multiply
    25,280.87x = 37,944.57 × 12,809.58
  4. Step 4: Simplify right side
    25,280.87x = 486,054,004.98
  5. Step 5: Solve for x
    x = 486,054,004.98/25,280.87
  6. Step 6: Final answer
    x = 19,226.16

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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.