Home / 25,471.34-38,207.99-12,137.46

Finding the Fourth Proportional to 25,471.34, 38,207.99 and 12,137.46

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Solution

The fourth proportional to 25,471.34, 38,207.99 and 12,137.46 is: 18,206.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,471.34 : 38,207.99 = 12,137.46 : x
  2. Step 2: Convert to fraction form
    25,471.34/38,207.99 = 12,137.46/x
  3. Step 3: Cross multiply
    25,471.34x = 38,207.99 × 12,137.46
  4. Step 4: Simplify right side
    25,471.34x = 463,747,950.31
  5. Step 5: Solve for x
    x = 463,747,950.31/25,471.34
  6. Step 6: Final answer
    x = 18,206.66

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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.