Home / 22,861.12-31,553.40-14,476

Finding the Fourth Proportional to 22,861.12, 31,553.40 and 14,476

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Solution

The fourth proportional to 22,861.12, 31,553.40 and 14,476 is: 19,980.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,861.12 : 31,553.40 = 14,476 : x
  2. Step 2: Convert to fraction form
    22,861.12/31,553.40 = 14,476/x
  3. Step 3: Cross multiply
    22,861.12x = 31,553.40 × 14,476
  4. Step 4: Simplify right side
    22,861.12x = 456,767,018.40
  5. Step 5: Solve for x
    x = 456,767,018.40/22,861.12
  6. Step 6: Final answer
    x = 19,980.08

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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.