Home / 18,134.49-25,027.09-10,068.89

Finding the Fourth Proportional to 18,134.49, 25,027.09 and 10,068.89

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Solution

The fourth proportional to 18,134.49, 25,027.09 and 10,068.89 is: 13,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134.49 : 25,027.09 = 10,068.89 : x
  2. Step 2: Convert to fraction form
    18,134.49/25,027.09 = 10,068.89/x
  3. Step 3: Cross multiply
    18,134.49x = 25,027.09 × 10,068.89
  4. Step 4: Simplify right side
    18,134.49x = 251,995,053.63
  5. Step 5: Solve for x
    x = 251,995,053.63/18,134.49
  6. Step 6: Final answer
    x = 13,895.90

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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.