Home / 22,549.08-31,118.94-14,168.28

Finding the Fourth Proportional to 22,549.08, 31,118.94 and 14,168.28

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Solution

The fourth proportional to 22,549.08, 31,118.94 and 14,168.28 is: 19,552.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,549.08 : 31,118.94 = 14,168.28 : x
  2. Step 2: Convert to fraction form
    22,549.08/31,118.94 = 14,168.28/x
  3. Step 3: Cross multiply
    22,549.08x = 31,118.94 × 14,168.28
  4. Step 4: Simplify right side
    22,549.08x = 440,901,855.22
  5. Step 5: Solve for x
    x = 440,901,855.22/22,549.08
  6. Step 6: Final answer
    x = 19,552.99

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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.