Home / 16,919.94-23,348.30-10,113.90

Finding the Fourth Proportional to 16,919.94, 23,348.30 and 10,113.90

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Solution

The fourth proportional to 16,919.94, 23,348.30 and 10,113.90 is: 13,956.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919.94 : 23,348.30 = 10,113.90 : x
  2. Step 2: Convert to fraction form
    16,919.94/23,348.30 = 10,113.90/x
  3. Step 3: Cross multiply
    16,919.94x = 23,348.30 × 10,113.90
  4. Step 4: Simplify right side
    16,919.94x = 236,142,371.37
  5. Step 5: Solve for x
    x = 236,142,371.37/16,919.94
  6. Step 6: Final answer
    x = 13,956.45

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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.