Home / 19,801.54-29,699.21-6,474.45

Finding the Fourth Proportional to 19,801.54, 29,699.21 and 6,474.45

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Solution

The fourth proportional to 19,801.54, 29,699.21 and 6,474.45 is: 9,710.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,801.54 : 29,699.21 = 6,474.45 : x
  2. Step 2: Convert to fraction form
    19,801.54/29,699.21 = 6,474.45/x
  3. Step 3: Cross multiply
    19,801.54x = 29,699.21 × 6,474.45
  4. Step 4: Simplify right side
    19,801.54x = 192,285,869.32
  5. Step 5: Solve for x
    x = 192,285,869.32/19,801.54
  6. Step 6: Final answer
    x = 9,710.65

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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.