Home / 15,137.45-22,706.26-5,276.68

Finding the Fourth Proportional to 15,137.45, 22,706.26 and 5,276.68

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Solution

The fourth proportional to 15,137.45, 22,706.26 and 5,276.68 is: 7,915.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,137.45 : 22,706.26 = 5,276.68 : x
  2. Step 2: Convert to fraction form
    15,137.45/22,706.26 = 5,276.68/x
  3. Step 3: Cross multiply
    15,137.45x = 22,706.26 × 5,276.68
  4. Step 4: Simplify right side
    15,137.45x = 119,813,528.10
  5. Step 5: Solve for x
    x = 119,813,528.10/15,137.45
  6. Step 6: Final answer
    x = 7,915.04

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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.