Home / 25,915.82-35,761.50-14,586.21

Finding the Fourth Proportional to 25,915.82, 35,761.50 and 14,586.21

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Solution

The fourth proportional to 25,915.82, 35,761.50 and 14,586.21 is: 20,127.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,915.82 : 35,761.50 = 14,586.21 : x
  2. Step 2: Convert to fraction form
    25,915.82/35,761.50 = 14,586.21/x
  3. Step 3: Cross multiply
    25,915.82x = 35,761.50 × 14,586.21
  4. Step 4: Simplify right side
    25,915.82x = 521,624,748.92
  5. Step 5: Solve for x
    x = 521,624,748.92/25,915.82
  6. Step 6: Final answer
    x = 20,127.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.