Home / 25,211.30-37,765.98-12,713.94

Finding the Fourth Proportional to 25,211.30, 37,765.98 and 12,713.94

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Solution

The fourth proportional to 25,211.30, 37,765.98 and 12,713.94 is: 19,045.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,211.30 : 37,765.98 = 12,713.94 : x
  2. Step 2: Convert to fraction form
    25,211.30/37,765.98 = 12,713.94/x
  3. Step 3: Cross multiply
    25,211.30x = 37,765.98 × 12,713.94
  4. Step 4: Simplify right side
    25,211.30x = 480,154,403.76
  5. Step 5: Solve for x
    x = 480,154,403.76/25,211.30
  6. Step 6: Final answer
    x = 19,045.21

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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.