Home / 26,904.69-40,356.63-12,103.16

Finding the Fourth Proportional to 26,904.69, 40,356.63 and 12,103.16

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Solution

The fourth proportional to 26,904.69, 40,356.63 and 12,103.16 is: 18,154.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,904.69 : 40,356.63 = 12,103.16 : x
  2. Step 2: Convert to fraction form
    26,904.69/40,356.63 = 12,103.16/x
  3. Step 3: Cross multiply
    26,904.69x = 40,356.63 × 12,103.16
  4. Step 4: Simplify right side
    26,904.69x = 488,442,548.17
  5. Step 5: Solve for x
    x = 488,442,548.17/26,904.69
  6. Step 6: Final answer
    x = 18,154.55

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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.