Home / 16,941.32-23,378.36-9,387.97

Finding the Fourth Proportional to 16,941.32, 23,378.36 and 9,387.97

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Solution

The fourth proportional to 16,941.32, 23,378.36 and 9,387.97 is: 12,955.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,941.32 : 23,378.36 = 9,387.97 : x
  2. Step 2: Convert to fraction form
    16,941.32/23,378.36 = 9,387.97/x
  3. Step 3: Cross multiply
    16,941.32x = 23,378.36 × 9,387.97
  4. Step 4: Simplify right side
    16,941.32x = 219,475,295.39
  5. Step 5: Solve for x
    x = 219,475,295.39/16,941.32
  6. Step 6: Final answer
    x = 12,955.03

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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.