Home / 15,258.06-22,887.90-4,869

Finding the Fourth Proportional to 15,258.06, 22,887.90 and 4,869

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Solution

The fourth proportional to 15,258.06, 22,887.90 and 4,869 is: 7,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,258.06 : 22,887.90 = 4,869 : x
  2. Step 2: Convert to fraction form
    15,258.06/22,887.90 = 4,869/x
  3. Step 3: Cross multiply
    15,258.06x = 22,887.90 × 4,869
  4. Step 4: Simplify right side
    15,258.06x = 111,441,185.10
  5. Step 5: Solve for x
    x = 111,441,185.10/15,258.06
  6. Step 6: Final answer
    x = 7,303.76

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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.