Home / 15,258.70-22,878.96-4,725.60

Finding the Fourth Proportional to 15,258.70, 22,878.96 and 4,725.60

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Solution

The fourth proportional to 15,258.70, 22,878.96 and 4,725.60 is: 7,085.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,258.70 : 22,878.96 = 4,725.60 : x
  2. Step 2: Convert to fraction form
    15,258.70/22,878.96 = 4,725.60/x
  3. Step 3: Cross multiply
    15,258.70x = 22,878.96 × 4,725.60
  4. Step 4: Simplify right side
    15,258.70x = 108,116,813.38
  5. Step 5: Solve for x
    x = 108,116,813.38/15,258.70
  6. Step 6: Final answer
    x = 7,085.58

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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.