Home / 25,288.29-37,881.66-12,599.79

Finding the Fourth Proportional to 25,288.29, 37,881.66 and 12,599.79

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Solution

The fourth proportional to 25,288.29, 37,881.66 and 12,599.79 is: 18,874.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,288.29 : 37,881.66 = 12,599.79 : x
  2. Step 2: Convert to fraction form
    25,288.29/37,881.66 = 12,599.79/x
  3. Step 3: Cross multiply
    25,288.29x = 37,881.66 × 12,599.79
  4. Step 4: Simplify right side
    25,288.29x = 477,300,960.85
  5. Step 5: Solve for x
    x = 477,300,960.85/25,288.29
  6. Step 6: Final answer
    x = 18,874.39

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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.