Home / 14,298.10-19,731.46-7,924.90

Finding the Fourth Proportional to 14,298.10, 19,731.46 and 7,924.90

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Solution

The fourth proportional to 14,298.10, 19,731.46 and 7,924.90 is: 10,936.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298.10 : 19,731.46 = 7,924.90 : x
  2. Step 2: Convert to fraction form
    14,298.10/19,731.46 = 7,924.90/x
  3. Step 3: Cross multiply
    14,298.10x = 19,731.46 × 7,924.90
  4. Step 4: Simplify right side
    14,298.10x = 156,369,847.35
  5. Step 5: Solve for x
    x = 156,369,847.35/14,298.10
  6. Step 6: Final answer
    x = 10,936.41

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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.