Home / 15,633.90-23,450.40-5,104.71

Finding the Fourth Proportional to 15,633.90, 23,450.40 and 5,104.71

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Solution

The fourth proportional to 15,633.90, 23,450.40 and 5,104.71 is: 7,656.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,633.90 : 23,450.40 = 5,104.71 : x
  2. Step 2: Convert to fraction form
    15,633.90/23,450.40 = 5,104.71/x
  3. Step 3: Cross multiply
    15,633.90x = 23,450.40 × 5,104.71
  4. Step 4: Simplify right side
    15,633.90x = 119,707,491.38
  5. Step 5: Solve for x
    x = 119,707,491.38/15,633.90
  6. Step 6: Final answer
    x = 7,656.92

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1.5x scale

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.