Home / 10,915.84-16,396.44-10,624.24

Finding the Fourth Proportional to 10,915.84, 16,396.44 and 10,624.24

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Solution

The fourth proportional to 10,915.84, 16,396.44 and 10,624.24 is: 15,958.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915.84 : 16,396.44 = 10,624.24 : x
  2. Step 2: Convert to fraction form
    10,915.84/16,396.44 = 10,624.24/x
  3. Step 3: Cross multiply
    10,915.84x = 16,396.44 × 10,624.24
  4. Step 4: Simplify right side
    10,915.84x = 174,199,713.71
  5. Step 5: Solve for x
    x = 174,199,713.71/10,915.84
  6. Step 6: Final answer
    x = 15,958.43

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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.