Home / 15,885.16-23,827.90-4,791.94

Finding the Fourth Proportional to 15,885.16, 23,827.90 and 4,791.94

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Solution

The fourth proportional to 15,885.16, 23,827.90 and 4,791.94 is: 7,187.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,885.16 : 23,827.90 = 4,791.94 : x
  2. Step 2: Convert to fraction form
    15,885.16/23,827.90 = 4,791.94/x
  3. Step 3: Cross multiply
    15,885.16x = 23,827.90 × 4,791.94
  4. Step 4: Simplify right side
    15,885.16x = 114,181,875.06
  5. Step 5: Solve for x
    x = 114,181,875.06/15,885.16
  6. Step 6: Final answer
    x = 7,187.96

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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.