Home / 19,338.46-29,005.80-6,187.30

Finding the Fourth Proportional to 19,338.46, 29,005.80 and 6,187.30

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Solution

The fourth proportional to 19,338.46, 29,005.80 and 6,187.30 is: 9,280.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338.46 : 29,005.80 = 6,187.30 : x
  2. Step 2: Convert to fraction form
    19,338.46/29,005.80 = 6,187.30/x
  3. Step 3: Cross multiply
    19,338.46x = 29,005.80 × 6,187.30
  4. Step 4: Simplify right side
    19,338.46x = 179,467,586.34
  5. Step 5: Solve for x
    x = 179,467,586.34/19,338.46
  6. Step 6: Final answer
    x = 9,280.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.