Home / 19,548.54-29,320.04-6,399.21

Finding the Fourth Proportional to 19,548.54, 29,320.04 and 6,399.21

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Solution

The fourth proportional to 19,548.54, 29,320.04 and 6,399.21 is: 9,597.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,548.54 : 29,320.04 = 6,399.21 : x
  2. Step 2: Convert to fraction form
    19,548.54/29,320.04 = 6,399.21/x
  3. Step 3: Cross multiply
    19,548.54x = 29,320.04 × 6,399.21
  4. Step 4: Simplify right side
    19,548.54x = 187,625,061.17
  5. Step 5: Solve for x
    x = 187,625,061.17/19,548.54
  6. Step 6: Final answer
    x = 9,597.91

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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.