Home / 13,331.04-18,398.04-8,025

Finding the Fourth Proportional to 13,331.04, 18,398.04 and 8,025

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Solution

The fourth proportional to 13,331.04, 18,398.04 and 8,025 is: 11,075.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331.04 : 18,398.04 = 8,025 : x
  2. Step 2: Convert to fraction form
    13,331.04/18,398.04 = 8,025/x
  3. Step 3: Cross multiply
    13,331.04x = 18,398.04 × 8,025
  4. Step 4: Simplify right side
    13,331.04x = 147,644,271
  5. Step 5: Solve for x
    x = 147,644,271/13,331.04
  6. Step 6: Final answer
    x = 11,075.23

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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.