Home / 17,369.28-23,969.44-9,411.52

Finding the Fourth Proportional to 17,369.28, 23,969.44 and 9,411.52

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Solution

The fourth proportional to 17,369.28, 23,969.44 and 9,411.52 is: 12,987.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,369.28 : 23,969.44 = 9,411.52 : x
  2. Step 2: Convert to fraction form
    17,369.28/23,969.44 = 9,411.52/x
  3. Step 3: Cross multiply
    17,369.28x = 23,969.44 × 9,411.52
  4. Step 4: Simplify right side
    17,369.28x = 225,588,863.95
  5. Step 5: Solve for x
    x = 225,588,863.95/17,369.28
  6. Step 6: Final answer
    x = 12,987.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.