Home / 15,369.03-23,071.77-12,934.17

Finding the Fourth Proportional to 15,369.03, 23,071.77 and 12,934.17

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Solution

The fourth proportional to 15,369.03, 23,071.77 and 12,934.17 is: 19,416.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,369.03 : 23,071.77 = 12,934.17 : x
  2. Step 2: Convert to fraction form
    15,369.03/23,071.77 = 12,934.17/x
  3. Step 3: Cross multiply
    15,369.03x = 23,071.77 × 12,934.17
  4. Step 4: Simplify right side
    15,369.03x = 298,414,195.38
  5. Step 5: Solve for x
    x = 298,414,195.38/15,369.03
  6. Step 6: Final answer
    x = 19,416.59

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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.