Home / 13,586.82-20,376.27-5,264.98

Finding the Fourth Proportional to 13,586.82, 20,376.27 and 5,264.98

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Solution

The fourth proportional to 13,586.82, 20,376.27 and 5,264.98 is: 7,895.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,586.82 : 20,376.27 = 5,264.98 : x
  2. Step 2: Convert to fraction form
    13,586.82/20,376.27 = 5,264.98/x
  3. Step 3: Cross multiply
    13,586.82x = 20,376.27 × 5,264.98
  4. Step 4: Simplify right side
    13,586.82x = 107,280,552.14
  5. Step 5: Solve for x
    x = 107,280,552.14/13,586.82
  6. Step 6: Final answer
    x = 7,895.93

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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.