Home / 18,748.26-25,872.62-10,364.76

Finding the Fourth Proportional to 18,748.26, 25,872.62 and 10,364.76

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Solution

The fourth proportional to 18,748.26, 25,872.62 and 10,364.76 is: 14,303.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,748.26 : 25,872.62 = 10,364.76 : x
  2. Step 2: Convert to fraction form
    18,748.26/25,872.62 = 10,364.76/x
  3. Step 3: Cross multiply
    18,748.26x = 25,872.62 × 10,364.76
  4. Step 4: Simplify right side
    18,748.26x = 268,163,496.87
  5. Step 5: Solve for x
    x = 268,163,496.87/18,748.26
  6. Step 6: Final answer
    x = 14,303.38

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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.