Home / 15,055.76-22,583.64-6,285.90

Finding the Fourth Proportional to 15,055.76, 22,583.64 and 6,285.90

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Solution

The fourth proportional to 15,055.76, 22,583.64 and 6,285.90 is: 9,428.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,055.76 : 22,583.64 = 6,285.90 : x
  2. Step 2: Convert to fraction form
    15,055.76/22,583.64 = 6,285.90/x
  3. Step 3: Cross multiply
    15,055.76x = 22,583.64 × 6,285.90
  4. Step 4: Simplify right side
    15,055.76x = 141,958,502.68
  5. Step 5: Solve for x
    x = 141,958,502.68/15,055.76
  6. Step 6: Final answer
    x = 9,428.85

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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.