Home / 23,696.08-32,664-16,989.28

Finding the Fourth Proportional to 23,696.08, 32,664 and 16,989.28

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Solution

The fourth proportional to 23,696.08, 32,664 and 16,989.28 is: 23,418.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,696.08 : 32,664 = 16,989.28 : x
  2. Step 2: Convert to fraction form
    23,696.08/32,664 = 16,989.28/x
  3. Step 3: Cross multiply
    23,696.08x = 32,664 × 16,989.28
  4. Step 4: Simplify right side
    23,696.08x = 554,937,841.92
  5. Step 5: Solve for x
    x = 554,937,841.92/23,696.08
  6. Step 6: Final answer
    x = 23,418.97

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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.