Home / 18,663.01-25,754.94-10,279.51

Finding the Fourth Proportional to 18,663.01, 25,754.94 and 10,279.51

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Solution

The fourth proportional to 18,663.01, 25,754.94 and 10,279.51 is: 14,185.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,663.01 : 25,754.94 = 10,279.51 : x
  2. Step 2: Convert to fraction form
    18,663.01/25,754.94 = 10,279.51/x
  3. Step 3: Cross multiply
    18,663.01x = 25,754.94 × 10,279.51
  4. Step 4: Simplify right side
    18,663.01x = 264,748,124.59
  5. Step 5: Solve for x
    x = 264,748,124.59/18,663.01
  6. Step 6: Final answer
    x = 14,185.72

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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.