Home / 14,103.46-19,462.80-8,798.32

Finding the Fourth Proportional to 14,103.46, 19,462.80 and 8,798.32

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Solution

The fourth proportional to 14,103.46, 19,462.80 and 8,798.32 is: 12,141.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103.46 : 19,462.80 = 8,798.32 : x
  2. Step 2: Convert to fraction form
    14,103.46/19,462.80 = 8,798.32/x
  3. Step 3: Cross multiply
    14,103.46x = 19,462.80 × 8,798.32
  4. Step 4: Simplify right side
    14,103.46x = 171,239,942.50
  5. Step 5: Solve for x
    x = 171,239,942.50/14,103.46
  6. Step 6: Final answer
    x = 12,141.70

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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.