Home / 19,553.62-29,323.09-8,459.46

Finding the Fourth Proportional to 19,553.62, 29,323.09 and 8,459.46

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Solution

The fourth proportional to 19,553.62, 29,323.09 and 8,459.46 is: 12,686.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553.62 : 29,323.09 = 8,459.46 : x
  2. Step 2: Convert to fraction form
    19,553.62/29,323.09 = 8,459.46/x
  3. Step 3: Cross multiply
    19,553.62x = 29,323.09 × 8,459.46
  4. Step 4: Simplify right side
    19,553.62x = 248,057,506.93
  5. Step 5: Solve for x
    x = 248,057,506.93/19,553.62
  6. Step 6: Final answer
    x = 12,686.01

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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.