Home / 15,899.79-23,849.91-4,806.57

Finding the Fourth Proportional to 15,899.79, 23,849.91 and 4,806.57

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Solution

The fourth proportional to 15,899.79, 23,849.91 and 4,806.57 is: 7,209.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,899.79 : 23,849.91 = 4,806.57 : x
  2. Step 2: Convert to fraction form
    15,899.79/23,849.91 = 4,806.57/x
  3. Step 3: Cross multiply
    15,899.79x = 23,849.91 × 4,806.57
  4. Step 4: Simplify right side
    15,899.79x = 114,636,261.91
  5. Step 5: Solve for x
    x = 114,636,261.91/15,899.79
  6. Step 6: Final answer
    x = 7,209.92

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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.