Home / 16,989.63-23,441.91-10,275.12

Finding the Fourth Proportional to 16,989.63, 23,441.91 and 10,275.12

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Solution

The fourth proportional to 16,989.63, 23,441.91 and 10,275.12 is: 14,177.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,989.63 : 23,441.91 = 10,275.12 : x
  2. Step 2: Convert to fraction form
    16,989.63/23,441.91 = 10,275.12/x
  3. Step 3: Cross multiply
    16,989.63x = 23,441.91 × 10,275.12
  4. Step 4: Simplify right side
    16,989.63x = 240,868,321.07
  5. Step 5: Solve for x
    x = 240,868,321.07/16,989.63
  6. Step 6: Final answer
    x = 14,177.38

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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.