Home / 15,723.30-23,583.88-5,858.04

Finding the Fourth Proportional to 15,723.30, 23,583.88 and 5,858.04

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Solution

The fourth proportional to 15,723.30, 23,583.88 and 5,858.04 is: 8,786.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,723.30 : 23,583.88 = 5,858.04 : x
  2. Step 2: Convert to fraction form
    15,723.30/23,583.88 = 5,858.04/x
  3. Step 3: Cross multiply
    15,723.30x = 23,583.88 × 5,858.04
  4. Step 4: Simplify right side
    15,723.30x = 138,155,312.40
  5. Step 5: Solve for x
    x = 138,155,312.40/15,723.30
  6. Step 6: Final answer
    x = 8,786.66

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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.