Home / 12,792.08-17,675.88-10,018.64

Finding the Fourth Proportional to 12,792.08, 17,675.88 and 10,018.64

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Solution

The fourth proportional to 12,792.08, 17,675.88 and 10,018.64 is: 13,843.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,792.08 : 17,675.88 = 10,018.64 : x
  2. Step 2: Convert to fraction form
    12,792.08/17,675.88 = 10,018.64/x
  3. Step 3: Cross multiply
    12,792.08x = 17,675.88 × 10,018.64
  4. Step 4: Simplify right side
    12,792.08x = 177,088,278.40
  5. Step 5: Solve for x
    x = 177,088,278.40/12,792.08
  6. Step 6: Final answer
    x = 13,843.59

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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.