Home / 15,276.29-22,915.88-4,746.43

Finding the Fourth Proportional to 15,276.29, 22,915.88 and 4,746.43

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Solution

The fourth proportional to 15,276.29, 22,915.88 and 4,746.43 is: 7,120.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,276.29 : 22,915.88 = 4,746.43 : x
  2. Step 2: Convert to fraction form
    15,276.29/22,915.88 = 4,746.43/x
  3. Step 3: Cross multiply
    15,276.29x = 22,915.88 × 4,746.43
  4. Step 4: Simplify right side
    15,276.29x = 108,768,620.31
  5. Step 5: Solve for x
    x = 108,768,620.31/15,276.29
  6. Step 6: Final answer
    x = 7,120.09

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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.