Home / 18,924.16-26,115.36-10,310.30

Finding the Fourth Proportional to 18,924.16, 26,115.36 and 10,310.30

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Solution

The fourth proportional to 18,924.16, 26,115.36 and 10,310.30 is: 14,228.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,924.16 : 26,115.36 = 10,310.30 : x
  2. Step 2: Convert to fraction form
    18,924.16/26,115.36 = 10,310.30/x
  3. Step 3: Cross multiply
    18,924.16x = 26,115.36 × 10,310.30
  4. Step 4: Simplify right side
    18,924.16x = 269,257,065.63
  5. Step 5: Solve for x
    x = 269,257,065.63/18,924.16
  6. Step 6: Final answer
    x = 14,228.22

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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.